S1003 datasheet(12/42 Pages) SII

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MANUAL RESET BUILT-IN DELAY CIRCUIT (EXTERNAL DELAY TIME SETTING) HIGH-ACCURACY VOLTAGE DETECTOR

S-1003 Series

Rev.1.0_00

Seiko Instruments Inc.

2. CMOS output product

Table 11

(Ta =

+25°C unless otherwise specified)

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

Test

Circuit

1.2 V

≤ −VDET < 2.2 V

−VDET(S)

− 0.022

−VDET(S)

+ 0.022

Detection voltage

−VDET

2.2 V

≤ −VDET ≤ 5.0 V

−VDET(S)

× 0.99

−VDET(S)

× 1.01

Hysteresis width

VHYS

−

−VDET

× 0.03

−VDET

× 0.05

−VDET

× 0.07

Current consumption

ISS

VDD =

−VDET(S) + 1.0 V

−

0.50

0.90

μA

Operation voltage

VDD

−

0.95

−

10.0

VDD = 0.95 V

0.59

1.00

−

VDD = 1.2 V

0.73

1.33

−

VDD = 2.4 V

1.47

2.39

−

Output transistor

Nch

VDS

*2 = 0.5 V

MR pin active

VDD = 4.8 V

1.86

2.50

−

VDD = 4.8 V

S-1003Cx12 to 43

1.62

2.60

−

Output current

IOUT

Output transistor

Pch

VDS

*2 = 0.5 V

VDD = 6.0 V

1.78

2.86

−

Delay time

CD = 4.7 nF

8.5

10.0

11.5

Detection voltage

temperature

coefficient

Δ−VDET

ΔTa • −VDET Ta = −40°C to +85°C

−

±100

±350

ppm/°C

CA type

(MR pin logic active "L")

VDD

− 0.3

−

MR pin

input voltage "H"

VMRH

CB type

(MR pin logic active "H")

1.2

−

CA type

(MR pin logic active "L")

−

VDD

− 1.2

MR pin

input voltage "L"

VMRL

CB type

(MR pin logic active "H")

−

0.3

MR pin

input resistance

RMR

−

0.5

1.0

1.6

*1.

−VDET: Actual detection voltage value, −VDET(S): Set detection voltage value (the center value of the detection voltage

range in Table 5 or Table 6.)

*2.

VDS: Drain-to-source voltage of the output transistor

*3.

The time period from when the pulse voltage of 0.95 V

→ −VDET(S) + 1.0 V is applied to the VDD pin to when VOUT

reaches VDD

× 0.9.

*4.

The temperature change of the detection voltage [mV/°C] is calculated by using the following equation.

Δ − VDET

ΔTa

[]

mV/°C

*1 = −VDET(S) (typ.)[]

*2 ×

Δ − VDET

ΔTa • −VDET []

ppm/°C

*3 ÷ 1000

*1. Temperature change of the detection voltage

*2. Set detection voltage

*3. Detection voltage temperature coefficient

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