PEB 2091
PEF 2091
Pin Descriptions
2.2.1
Pin Definition in Stand-Alone Mode
(i.e. PMODE="0" or unconnected)
Pin No.
P-LCC-44 T-QFP64
M-QFP64
Pin No.
Symbol Input (I)
Output (O)
Function
2.2.1.1 Mode Selection Pins
12
24
PMODE I
Processor Interface Enable: Tie to
GND or do not connect to select
stand-alone mode. Setting PMODE to
"1" enables the Processor Interface,
see "Pin Definition in Microprocessor
Mode", page 40.
Internal pull down.
28
47
RES
I
Reset: Low active, must be (0) at least
for 30 ns, (see Table 4, page 53 for
complete description of available mode
configurations with this pin). The reset
in the LT and NT-PBX mode will be
carried out only after the clocks on the
IOM®-2 have been applied to the
IEC-Q. Tie to VDD if not used.
3
10
TSP
I
Single pulse test mode: For activation
refer to Table 4, page 53. When active,
alternating 2.5 V pulses are issued in
1.5 ms intervals. Tie to GND if not
used.
25
24
44
43
LT
I/O
I
LT modes: Selects LT, COT 512/1536,
LT-RP (1) and non LT modes NT, TE,
NT-PBX, NT-RP (0). See Table 2,
page 51 for details on mode selection.
BURST
Selection of burst modes (LT, NT-PBX)
with (1) and non-burst modes (NT, TE,
COT-512/1536, LT/NT-RP) with (0).
See Table 2, page 51 for details on
mode selection.
Semiconductor Group
33
Data Sheet 01.99
INFINEON [ Infineon ]
