MT88L70ASR1 datasheet(9/16 Pages) ZARLINK

Part #	MT88L70ASR1

Description	3 Volt Integrated DTMF Receiver

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Manufacturer	ZARLINK [Zarlink Semiconductor Inc]

Direct Link	http://www.zarlink.com

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MT88L70

Data Sheet

9

Zarlink Semiconductor Inc.

‡ Typical figures are at 25

°C and are for design aid only: not guaranteed and not subject to production testing.

11

O

U

T

P

U

T

S

Low level output voltage

VOL

VSS+0.03

V

No load

12

High level output voltage

VOH

VDD-0.03

V

No load

13

Output low (sink) current

IOL

1.5

8

mA

VOUT = 0.4 V

14

Output high (source)

current

IOH

1.0

3.0

mA

VOUT = 3.6 V,

VDD = 3.6 V

15

VRef output voltage

VRef

0.512V

DD

V

No load

16

VRef output resistance

ROR

1k

Ω

Operating Characteristics - VDD = 3.0 V+20%/-10%, VSS = 0 V, -40°C ≤ TO ≤ +85°C, unless otherwise stated.

Gain Setting Amplifier

Characteristics

Sym.

Min.

Typ.‡

Max.

Units

Test Conditions

1

Input leakage current

IIN

100

nA

VSS ≤ VIN ≤ VDD

2

Input resistance

RIN

10

M

Ω

3

Input offset voltage

VOS

25

mV

4

Power supply rejection

PSRR

50

dB

1 kHz

5

Common mode rejection

CMRR

40

dB

VSS + 0.75 V ≤ VIN ≤

VDD-0.75

biased at VRef =1.5 V

6

DC open loop voltage gain

AVOL

32

dB

7

Unity gain bandwidth

fC

0.30

MHz

8

Output voltage swing

VO

2.2

Vpp

Load

≥ 100 kΩ to VSS @ GS

9

Maximum capacitive load (GS)

CL

100

pF

10

Resistive load (GS)

RL

50

k

Ω

11

Common mode range

VCM

1.5

Vpp

No Load

DC Electrical Characteristics - VDD = 3.0 V+ 20%/-10%, VSS = 0 V, -40°C ≤ TO ≤ +85°C, unless otherwise stated.

Characteristics

Sym.

Min.

Typ.‡

Max.

Units

Test Conditions

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