DS1210+ Datasheet DS1210S+TRL, DS1210S+, DS1210+ | P4-P6

DS1210

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ABSOLUTE MAXIMUM RATINGS

Voltage Range on Any Pin Relative to Ground -0.3V to +7.0V

Operating Temperature Range 0°C to +70°C, -40°C to +85°C for N parts

Storage Temperature Range -55°C to +125°C

Soldering Temperature (reflow, SO) +260°C

Lead Temperature (soldering, 10s) +300°C

This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the

operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of

time may affect reliability.

PACKAGE THERMAL CHARACTERISTICS (Note 1)

PDIP

Junction-to-Ambient Thermal Resistance (θ

JA

).…………………...…………………………...….110°C/W

Junction-to-Case Thermal Resistance (θ

JC

)…………………………………………………………40°C/W

SO

Junction-to-Ambient Thermal Resistance (θ

JA

).…………………………………………………….70°C/W

Junction-to-Case Thermal Resistance (θ

JC

)…………………………………………………………23°C/W

Note 1:

Package thermal resistances were obtained using the method described in JEDEC specification JESD51-7, using a four-layer board for the SO.

For detailed information on package thermal considerations, refer to www.maxim-ic.com/thermal-tutorial.

RECOMMENDED OPERATING CONDITIONS (Note 10)

PARAMETER

SYMBOL

4B

MIN

TYP

MAX

UNITS

0B

NOTES

TOL = GND Supply Voltage

V

CCI

4.75

5.0

5.5

V

2

TOL = V

CCO

Supply Voltage

V

CCI

4.5

5.0

5.5

V

2

Logic 1 Input

V

IH

2.2

V

CC

+0.3

V

2

Logic 0 Input

V

IL

-0.3

+0.8

V

2

Battery Input

V

BAT1

,

V

BAT2

2.0

4.0

V

2, 3

DC ELECTRICAL CHARACTERISTICS

(Note 10; V

CCI

= 4.75 to 5.5V, TOL = GND)

(V

CCI

= 4.5 to 5.5V, TOL = V

CCO

)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

1B

NOTES

Supply Current

I

CCI

5

mA

4

Supply Voltage

V

CCO

V

CC

-0.2

V

2

Supply Current

I

CCO1

80

mA

5

Input Leakage

I

IL

-1.0

+1.0

µA

Output Leakage

I

LO

-1.0

+1.0

µA

CEO

Output @ 2.4V

I

OH

-1.0

mA

6

CEO

Output @ 0.4V

I

OL

4.0

mA

6

V

CC

Trip Point (TOL=GND)

V

CCTP

4.50

4.62

4.74

V

2

V

CC

Trip Point (TOL=V

CCO

)

V

CCTP

4.25

4.37

4.49

V

2

CEO

Output

V

OHL

V

BAT

-0.2

V

8

V

BAT1

or V

BAT2

Battery Current

I

BAT

100 nA 3, 4

Battery Backup Current

@ V

CCO

= V

BAT

– 0.3V

I

CCO2

50 µA 7, 8

DS1210

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CAPACITANCE

(T

A

= +25°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

2B

NOTES

Input Capacitance

C

IN

5

pF

Output Capacitance

C

OUT

7

pF

AC ELECTRICAL CHARACTERISTICS (Note 10; V

CCI

= 4.75V to 5.5V, TOL = GND)

(V

CCI

= 4.5V to 5.5V, TOL = V

CCO

)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

3B

NOTES

CE

Propagation Delay

t

PD

5

10

20

ns

6

CE

High to Power-Fail

t

PF

0

ns

AC ELECTRICAL CHARACTERISTICS (Note 10; V

CCI

= 4.75V, TOL = GND)

(V

CCI

< 4.5, TOL = V

CCO

)

Recovery at Power Up

t

REC

2

80

125

ms

V

CC

Slew Rate Power-Down

t

F

300

µs

V

CC

Slew Rate Power-Down

t

FB

10

µs

V

CC

Slew Rate Power-Up

t

R

0

µs

CE

Pulse Width

t

CE

1.5

µs

9

NOTES:

2. All voltages are referenced to ground.

3. Only one battery input is required. Unused battery inputs must be grounded.

4. Measured with V

CCO

and

CEO

open.

5. I

CC01

is the maximum average load which the DS1210 can supply to the memories.

6. Measured with a load as shown in Figure 2.

7. I

CC02

is the maximum average load current which the DS1210 can supply to the memories in the battery backup mode.

8. t

CE

max must be met to ensure data integrity on power loss.

9.

CEO

can only sustain leakage current in the battery backup mode.

10. All AC and DC electrical characteristics are valid for the full temperature range. For commercial products, this range is 0

to +70°C. For industrial products (N), this range is -40°C to +85°C.

11. DS1210 is recognized by Underwriters Laboratories (UL) under file E99151.

DS1210

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TIMING DIAGRAM: POWER-UP

TIMING DIAGRAM: POWER-DOWN

OUTPUT LOAD Figure 2

DS1210+

DS1210+

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