AT&T 3B2/300 Technical Reference Manual page 681

- - - - - - - - - - - - - - - - - A p p e n d i x : CONNECTOR AND CABLING INFORMATION
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II
120-PIN CM523 MEMORY CARD EDGE CONNECTIONS
PIN DESCRIPTION FUNCTION
001 GROUND (GRD) GROUND
002 +5V (VCC) POWER
003 NOT USED NC
004 NOT USED NC
005
NOT USED
NC
006 NOT USED NC
007 GROUND (GRD) GROUND
008
GROUND (GRD) GROUND
009 ROW ADDRESS STROBE (RAS[O]) OUTPUT
010 WRITE ENABLE (WE[O]) OUTPUT
011
GROUND (GRD)
GROUND
012
GROUND (GRD) GROUND
013 MEMORY CYCLE STATUS G[O] OUTPUT
014 BANK ENABLE 1 (BANKENl[O]) OUTPUT
015 BANK ENABLE 2 (BANKEN2[0]) OUTPUT
016 BANK ENABLE O (BANKENO[O]) OUTPUT
017
GROUND (GRD)
GROUND
018
GROUND (GRD) GROUND
019 COLUMN ADDRESS STROBE 1 (CASl[O]) OUTPUT
020
COLUMN ADDRESS STROBE 3 (CAS3[0]) OUTPUT
021 COLUMN ADDRESS STROBE O (CASO[O]) OUTPUT
022 COLUMN ADDRESS STROBE 2 (CAS2[0]) OUTPUT
023 +5v (VCC) POWER
024 +5v (VCC) POWER
025 SIZE BIT O (SIZEO[O]) INPUT /OUTPUT
026 NOT USED NC
027 SIZE BIT 1 (SIZEl[O]) INPUT /OUTPUT
028 SLOT EQUIPPED (ECCEQP[O]) OUTPUT
029 LARGER SIZED MEMORY BOARD (BIGMEM[O]) OUTPUT
030 NOT USED NC
031 GROUND (GRD) GROUND
032 GROUND (GRD) GROUND
033 MULTIPLEXED ADDRESS BIT 00 (MUXAOO[l]) OUTPUT
034 MULTIPLEXED ADDRESS BIT 03 (MUXA03[1]) OUTPUT
035 GROUND (GRD) GROUND
036
GROUND (GRD) GROUND
037 MULTIPLEXED ADDRESS BIT 01 (MUXAOl[l]) OUTPUT
038 MULTIPLEXED ADDRESS BIT 02 (MUXA02[1]) OUTPUT
039 GROUND (GRD) GROUND
040 GROUND (GRD) GROUND
041
MULTIPLEXED ADDRESS BIT 04 (MUXA04[1])
OUTPUT
042 MULTIPLEXED ADDRESS BIT 07 (MUXA07[1]) OUTPUT
043 +5V (VCC) POWER
044 +5V (VCC)
POWER
045 MULTIPLEXED ADDRESS BIT 05 (MUXA05[1]) OUTPUT
046 MULTIPLEXED ADDRESS BIT 06 (MUXA06[1]) OUTPUT
047 GROUND (GRD) GROUND
048
GROUND (GRD)
GROUND
049 MULTIPLEXED ADDRESS BIT 08 (MUXA08[1])
OUTPUT
050 MULTIPLEXED ADDRESS BIT 11 (MUXAl l[l]) (IF USED)
OUTPUT
051 GROUND (GRD)
GROUND
052 GROUND (GRD) GROUND
053 MULTIPLEXED ADDRESS BIT 09 (MUXA09[1]) (IF USED) OUTPUT
054 MULTIPLEXED ADDRESS BIT 10 (MUXAlO[l]) (IF USED)
OUTPUT
055 GROUND (GRD)
GROUND
056 +5V (VCC) POWER
057 MULTIPLEXED ADDRESS BIT 12 (MUXA12[1]) (IF USED) OUTPUT
058 NOT USED
NC
CONNECTOR AND CABLING INFORMATION B-99