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78M6618-MR/F/P2

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32
78M6618 Data Sheet DS_6618_005
16 Rev. 1.4
2.4 Performance Specifications
2.4.1 Input Logic Levels
Table 5: Input Logic Levels
Parameter Condition Min Typ Max Unit
Digital high-level input voltage
, V
IH
2 V
Digital low-level input voltage
, V
IL
0.8 V
Input pull-up current, IIL
E_RXTX,
E_RST, CKTEST
Other digital inputs
VIN=0 V, ICE_E=1
10
10
-1
0
100
100
1
µA
µA
µA
Input pull down current, IIH
ICE_E
RESET
Other digital inputs
VIN = V3P3D
10
10
-1
0
100
100
1
µA
µA
µA
a
In battery powered modes, digital inputs should be below 0.3 V or above 2.5 V to minimize battery current.
2.4.2 Output Logic Levels
Table 6: Output Logic Levels
Parameter Condition Min Typ Max Unit
Digital high-level output voltage V
OH
I
LOAD
= 1 mA V3P3D–0.4 V
I
LOAD
= 15 mA V3P3D-0.6 V
Digital low-level output voltage V
OL
I
LOAD
= 1 mA 0 0.4 V
I
LOAD
= 15 mA 0.8 V
OPT_TX VOH (V3P3D-OPT_TX)
I
SOURCE=1 mA 0.4 V
OPT_TX VOL
I
SINK=20 mA 0.7 V
2.4.3 Power-Fault Comparator
Table 7: Power-Fault Comparator Performance Specifications
Parameter Condition Min Typ Max Unit
Offset Voltage: V1-VBIAS -20 +15 mV
Hysteresis Current: V1 Vin = VBIAS – 100 mV 0.8 1.2
µA
Response Time: V1
+100 mV overdrive
Voltage at V1 rising
Voltage at V1 falling
10
8
37
100
100
µs
µs
WDT Disable Threshold: V1-V3P3A -400 -10 mV
DS_6618_005 78M6618 Data Sheet
Rev. 1.4 17
2.4.4 Battery Monitor
Table 8: Battery Monitor Performance Specifications (BME= 1)
Parameter Condition Min Typ Max Unit
Load Resistor 27 45 63 kΩ
LSB Value
[M40MHZ, M26MHZ]
= [00], [10], or [11]
FIR_LEN=0 (L=138)
FIR_LEN=1 (L=288)
(-10%) -48.7
-5.35
(+10%)
µV
µ
V
[M40MHZ, M26MHZ]
= [01]
FIR_LEN=0 (L=186)
FIR_LEN=1 (L=384)
(-10%) -19.8
-2.26
(+10%)
µV
µ
V
Offset Error -200 0 +100
mV
2.4.5 Supply Current
Table 9: Supply Current Performance Specifications
Parameter Condition Min Typ Max Unit
V3P3SYS current (CE off)
Normal Operation,
V3P3A = V3P3SYS = 3.3 V
CKMPU = 614 kHz
No Flash Memory write
RTM_E=0, ECK_DIS=1,
ADC_E=1, ICE_E=0
4.2 6.35 mA
V3P3SYS current (CE on) 8.4 9.6 mA
V3P3A current 3.3 3.8 mA
VBAT current -400 +400 nA
V3P3SYS current,
Write Flash
Normal Operation as above, except
write Flash at maximum rate, CE_E =
0, ADC_ E = 0
9.1 12 mA
VBAT current
VBAT=3.6 V
BROWNOUT mode
LCD Mode, LCD DAC off
<25°C
over temperature
LCD Mode, LCD DAC on
<25°C
over temperature
SLEEP Mode, 25°C
SLEEP Mode, over temperature
52
11
15
16
21
0.5
0.7
250
20
30
25
35
1
1.5
µA
µA
µA
µA
µA
µA
µA
2.4.6 V3P3D Switch
Table 10: V3P3D Switch Performance Specifications
Parameter Condition Min Typ Max Unit
On resistance – V3P3SYS to V3P3D | I
V3P3D
| ≤ 1 mA 9 15 Ω
On resistance – VBAT to V3P3D | I
V3P3D
| ≤ 1 mA 32 50 Ω
78M6618 Data Sheet DS_6618_005
18 Rev. 1.4
2.4.7 2.5 V Voltage Regulator
Table 11: 2.5 V Voltage Regulator Performance Specifications
Parameter Condition Min Typ Max Unit
V2P5 Iload = 0 2.3 2.5 2.7 V
V2P5 load regulation Iload = 0 mA to 5 mA 40 mV
Voltage overhead V3P3-V2P5
Iload = 5 mA, reduce V3P3
until V2P5 drops 200 mV
470 mV
PSSR ∆V2P5/∆V3P3
RESET=0, iload=0 -2 +2 mV/V
2.4.8 Low-Power Voltage Regulator
Unless otherwise specified, V3P3SYS = V3P3A = 0.
Table 12: Low-Power Voltage Regulator Performance Specifications
Parameter Condition Min Typ Max Unit
V2P5 ILOAD = 0 2.3 2.5 2.7 V
V2P5 load regulation ILOAD = 0 mA to 1 mA 30 mV
VBAT voltage requirement
I
LOAD = 1 mA, reduce VBAT
until REG_LP_OK = 0
3.0 V
PSRR ΔV2P5/ΔVBAT ILOAD = 0 -50 50 mV/V
2.4.9 Crystal Oscillator
Table 13: Crystal Oscillator Performance Specifications
Parameter Condition Min Typ Max Unit
Maximum Output Power to Crystal
4
Crystal connected 1
µW
XIN to XOUT Capacitance
1
3 pF
Capacitance to DGND
1
XIN
XOUT
RTCA_ADJ = 0
5
5
pF
pF
2.4.10 LCD DAC
Table 14: LCD DAC Performance Specifications
Parameter Condition Min Typ Max Unit
VLCD Voltage
V019.0LCD_DAC)059.
01(3P3VV
LCD
−⋅−⋅=
1 ≤ LCD_DAC ≤ 7
-10 +10 %
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P32

78M6618-MR/F/P2

Mfr. #:
Buy 78M6618-MR/F/P2
Manufacturer:
Maxim Integrated
Description:
IC PWR MEASUREMENT OCTAL 68QFN
Lifecycle:
New from this manufacturer.
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