PXB4219E INFINEON [Infineon Technologies AG], PXB4219E Datasheet - Page 31
PXB4219E
Manufacturer Part Number
PXB4219E
Description
Interworking Element for 8 E1/T1 Lines
Manufacturer
INFINEON [Infineon Technologies AG]
Datasheet
1.PXB4219E.pdf
(290 pages)
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Table 6
Pin No.
L18
W14
2.2.7
Table 7
Pin No.
D2
E4
C1
D1
E3
V3
A11
Y15
V18
Data Sheet
Test Interface
Symbol
RMADC
RMCLK
External RAM Interface (cont’d)
Test Interface
Symbol
PMT
TDO
TDI
TCK
TMS
TRST
TSCEN
TSCSH
TBUS
Input (I)
Output (O)
O
Tri
I
PUA
I
PUA
I
PUA
I
PDA
I
PDA
PDA
Input (I)
Output (O)
O
Tri
O
Tri
Function
Boundary Scan Test Data Output
Boundary Scan Test Data Input
Boundary Scan Test Clock
Boundary Scan Test Mode Select
0 = normal operation
1 = Enable boundary scan test mode
Boundary Scan Test Reset
Internal Test Pins
TSCEN and TSCSH must be low for proper
operation
Internal Test Pins
00 = Intel mode
01 = prohibited
10 = prohibited
11 = Motorola Mode
31
Function
RAM Address Control
This output is asserted to indicate a valid
address on RMADR[15:0]
RAM Clock
Clock output for the external RAM. It runs at
the same frequency as CLOCK input
PXB 4219E, PXB 4220E, PXB 4221E
Pin Descriptions
IWE8, V3.4
2003-01-20
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