PEF 20550 H V2.1 Infineon Technologies, PEF 20550 H V2.1 Datasheet - Page 22

• Manufacturer Part Number: PEF 20550 H V2.1
• Description: IC INTERFACE CTRLR PCM MQFP80
• Manufacturer: Infineon Technologies
• Series: ELIC®r

Specifications of PEF 20550 H V2.1

• Function: Line Card Controller
• Interface: ISDN, PCM
• Number Of Circuits: 1
• Voltage - Supply: 5V
• Current - Supply: 15mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 80-SQFP
• Includes: Change Detection, Power-Up Reset Generation
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power (watts): -
• Other names: PEF20550HV2.1XT; PEF20550HV21XP; SP000007794; SP000007795

Pin Definitions and Functions (cont’d)
Boundary Scan Interface, according to IEEE Std. 1149.1
Pin No.
76
75
74
73
Note: Pin 75 (TDI) and pin 76 (TMS) are internally connected to
Semiconductor Group
Symbol
TMS
TDI
TDO
TCK
Input (I)
Output (O)
I
(internal
pull-up)
(internal
pull-up)
O
I
I
Function
Test Mode Select
A 0 -> 1 transition on this pin is required to step
through the TAP-controller state machine.
Test Data Input
In the appropriate TAP-controller state test data or
a instruction is shifted in via this line
Test Data Output
In the appropriate TAP-controller state test data or
a instruction is shifted out via this line.
Test Clock
Single rate test data clock.
22
V
DD
via pull-up resistors.
PEB 20550
PEF 20550
Overview
01.96