2009-2016 Microchip Technology Inc. DS20002213B-page 1
24LC16B
Device Selection Table
Features
Single Supply with Operation down to 2.5V
Low-Power CMOS Technology:
- Active current 1 mA, typical
- Standby current, 1 µA, typical
2-Wire Serial Interface, I
2
C Compatible
Schmitt Trigger Inputs for Noise Suppression
Output Slope Control to Eliminate Ground Bounce
100 kHz and 400 kHz Clock Compatibility
Page Write Time 5 ms Maximum
Self-Timed Erase/Write Cycle
16-Byte Page Write Buffer
Hardware Write-Protect
ESD Protection >4,000V
More than 1 Million Erase/Write Cycles
Data Retention >200 Years
Factory Programming Available
RoHS Compliant
Temperature Ranges:
- Extended (M): -55°C to +125°C
Description
The Microchip Technology Inc. 24LC16B is a 16 Kbit
Electrically Erasable PROM. The device is organized
as eight blocks of 256 x 8-bit memory with a 2-wire
serial interface. Low-voltage design permits operation
down to 2.5V with standby and active currents of only
1 µA and 1 mA, respectively. The 24LC16B also has a
page write capability for up to 16 bytes of data. The
24LC16B is available in the standard 8-pin SOIC and
5-lead SOT-23 packages.
Package Types
Block Diagram
Part
Number
VCC
Range
Max. Clock
Frequency
Temp.
Ranges
24LC16B 2.5V-5.5V 400 kHz M
SOIC
A0
A1
A2
V
SS
1
2
3
4
8
7
6
5
V
CC
WP
SCL
SDA
Note: Pins A0, A1 and A2 are not used by the
24LC16B (no internal connections).
SOT-23
SDA
V
SS
VCC
1
2
3
5
4
WPSCL
HV
EEPROM
Array
Page
YDEC
XDEC
Sense Amp.
Memory
Control
Logic
I/O
Control
Logic
I/O
WP
SDA
SCL
V
CC
VSS
R/W Control
Latches
Generator
16K I
2
C Serial EEPROM
Extended (-55
°
C to +125
°
C) Operating Temperatures
24LC16B
DS20002213B-page 2 2009-2016 Microchip Technology Inc.
1.0 ELECTRICAL CHARACTERISTICS
Absolute Maximum Ratings
(†)
VCC.............................................................................................................................................................................6.5V
All inputs and outputs w.r.t. V
SS ......................................................................................................... -0.3V to VCC +1.0V
Storage temperature ...............................................................................................................................-65°C to +150°C
Ambient temperature with power applied................................................................................................-55°C to +125°C
ESD protection on all pins 4kV
TABLE 1-1: DC CHARACTERISTICS
† NOTICE: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to the
device. This is a stress rating only and functional operation of the device at those or any other conditions above those
indicated in the operational listings of this specification is not implied. Exposure to maximum rating conditions for
extended periods may affect device reliability.
DC CHARACTERISTICS
Extended (M): T
A = -55°C to +125°C, VCC = +2.5V to +5.5V
Param.
No.
Symbol Characteristic Min. Typ.
(2)
Max. Units Conditions
D1 V
IH High-Level Input Voltage 0.7 VCC ——V
D2 VIL Low-Level Input Voltage 0.3 VCC V
D3 V
HYS Hysteresis of Schmitt
Trigger Inputs
0.05 VCC ——VNote 1
D4 V
OL Low-Level Output Voltage 0.40 V IOL = 3.0 mA, VCC =2.5V
D5 I
LI Input Leakage Current ±1 µA VIN =VSS or VCC
D6 ILO Output Leakage Current ±1 µA VOUT = VSS or VCC
D7 CIN Pin Capacitance
(all inputs/outputs)
10 pF VCC = 5.0V (Note 1)
T
A = 25°C, FCLK =1MHz
C
OUT
D8 ICCWRITE Operating current 3 mA VCC = 5.5V, SCL = 400 kHz
D9 ICCREAD —0.011mA
D10 I
CCS Standby Current 1 µA +85°C, SDA = SCL = VCC
WP = VSS
5 µA +125°C, SDA = SCL = VCC
WP = VSS
Note 1: This parameter is periodically sampled and not 100% tested.
2: Typical measurements taken at room temperature.
2009-2016 Microchip Technology Inc. DS20002213B-page 3
24LC16B
TABLE 1-2: AC CHARACTERISTICS
AC CHARACTERISTICS
Extended (M): T
A = -55°C to +125°C, VCC = +2.5V to +5.5V
Param.
No.
Symbol Characteristic Min. Max. Units Conditions
1F
CLK Clock Frequency 400 kHz
2 THIGH Clock High Time 600 ns
3TLOW Clock Low Time 1300 ns
4T
R SDA and SCL Rise Time
(Note 1)
300 ns Note 1
5T
F SDA and SCL Fall Time 300 ns Note 1
6T
HD:STA Start Condition Hold Time 600 ns
4000 ns
7TSU:STA Start Condition Setup Time 600 ns
8T
HD:DAT Data Input Hold Time 0 ns Note 2
9T
SU:DAT Data Input Setup Time 100 ns
10 TSU:STO Stop Condition Setup Time 600 ns
11 T
AA Output Valid from Clock
(Note 2)
900 ns
12 T
BUF Bus Free Time: Bus time must
be free before a new
transmission can start
1300 ns
13 TOF Output Fall Time from VIH
Minimum to V
IL Maximum
20+0.1C
B 250 ns
14 T
SP Input Filter Spike Suppression
(SDA and SCL pins)
—50nsNotes 1 and 3
15 T
WC Write Cycle Time
(byte or page)
—5ms
16 Endurance 1M cycles Page mode, +25°C, 5.5V
(Note 4)
Note 1: Not 100% tested. CB = total capacitance of one bus line in pF.
2: As a transmitter, the device must provide an internal minimum delay time to bridge the undefined region
(minimum 300 ns) of the falling edge of SCL to avoid unintended generation of Start or Stop conditions.
3: The combined T
SP and VHYS specifications are due to new Schmitt Trigger inputs which provide improved
noise spike suppression. This eliminates the need for a
TI specification for standard operation.
4: This parameter is not tested but ensured by characterization. For endurance estimates in a specific
application, please consult the Total Endurance™ Model which can be obtained from Microchip’s website
at www.microchip.com.

24LC16BT-M/SN

Mfr. #:
Manufacturer:
Microchip Technology
Description:
EEPROM 16K 2K X 8 2.5V SERIAL EE MIL
Lifecycle:
New from this manufacturer.
Delivery:
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