Datasheet

ZADCS1082/1042/1022 Family

Copyright © 2008, ZMD AG, Rev. 1.1

All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright owner. The

Information furnished in this publication is preliminary and subject to changes without notice.

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Specific Parameters of basic ZADCS10x2 versions (without Internal Reference)

Parameter

Symbol Conditions

Min

Typ

Max Unit

External Reference at VREF

VREF Input Voltage Range

1.0

VDD +

50mV

V

VREF Input Current

VREF = 2.5V

180

215

µA

VREF Input Resistance

11.5

14

k

W

Shutdown VREF Input Current

0.1

µA

Capacitive Bypass at VREF

4.7

µF

Power Requirements

Positive Supply Voltage

VDD

2.7

5.25

V

Operating Mode

0.85

1.0

Positive Supply Current

ZADCS1082I, ZADCS1042I,

ZADCS1022I

IDD

VDD = 3.6V

Full Power-Down

0.5

4.0

µA

Operating Mode

1.00

1.3

Positive Supply Current

ZADCS1082I, ZADCS1042I,

ZADCS1022I

IDD

VDD = 5.25V

Full Power-Down

0.5

4.0

µA

Operating Mode

0.85

1.0

1)

Positive Supply Current

ZADCS1082Q, ZADCS1042Q,

ZADCS1022Q

IDD

VDD = 3.6V

Full Power-Down

0.5

15

1)

µA

Operating Mode

1.00

1.3

1)

Positive Supply Current

ZADCS1082Q, ZADCS1042Q,

ZADCS1022Q

IDD

VDD = 5.25V

Full Power-Down

0.5

20

1)

µA

1.5.3 Digital Pin Parameters

Parameter

Symbol Conditions

Min

Typ

Max

Unit

Digital Inputs (DIN, SCLK, CS, nSHDN)

VDD = 2.7V

1.9

V

Logic High Level

VDD = 5.25V

3.3

V

VDD = 2.7V

0.7

V

Logic Low Level

VDD = 5.25V

1.4

V

Hysteresis

0.7

V

Input Leakage

VIN = 0V or VDD

± 0.1

± 1.0

µA

Input Capacitance

5

pF

Digital Outptus (DOUT, SSTRB)

VDD = 2.7V

3.5

8.5

mA

Output High Current

VDD = 5.25V

5.5

10.8

mA

VDD = 2.7V

4

11.5

mA

Output Low Voltage

VDD = 5.25V

6.4

15.3

mA

Three-State Leakage Current

nCS = VDD

± 0.1

± 1.0

µA

Three-State Output Capacitance

nCS = VDD

5

pF