ATTL7557AAU データシートの表示（PDF） - Agere -> LSI Corporation

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ATTL7557AAU

Low-Power SLICs with Battery Switch

Agere -> LSI Corporation 

Data Sheet

January 2000

L7556, L7557 Low-Power SLICs

with Battery Switch

Electrical Characteristics (continued)

Table 6. Analog Pin Characteristics

Parameter

Differential PT/PR Current Sense (DCOUT):

Gain (PT/PR to DCOUT)

Loop Closure Detector Threshold1:

Programming Accuracy

Ring Ground Detector Threshold2:

RICM = 154 kΩ

Programming Accuracy

Ring Trip Comparator:

Input Offset Voltage

RCVN, RCVP:

Input Bias Current

Min

–123

—

3

—

—

—

1. Loop closure threshold is programmed by resistor RLCTH from pin LCTH to pin DCOUT.

2. Ring ground threshold is programmed by resistor RICM2 from pin ICM to VCC.

Typ

–125

—

6

—

—

–0.2

Table 7. Uncommitted Op Amp Characteristics

Parameter

Input Offset Voltage

Input Offset Current

Input Bias Current

Differential Input Resistance

Output Voltage Swing (RL = 10 kΩ)

Output Resistance (AVCL = 1)

Small Signal GBW

Min

Typ

—

±5

—

±10

—

200

—

1.5

—

±3.5

—

2.0

—

700

Max

Unit

–127

V/A

±20

%

10

kΩ

±25

%

±10

mV

–1

µA

Max

Unit

—

mV

—

nA

—

nA

—

MΩ

—

Vpk

—

Ω

—

kHz

Lucent Technologies Inc.

9

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