SMJ320C6701-SP Datasheet, PDF (10/60 Pages) Texas Instruments – RAD-TOLERANT CLASS-V FLOATING-POINT DIGITAL SIGNAL PROCESSOR

SMJ320C6701-SP
SGUS030E – APRIL 2000 – REVISED JULY 2009 ............................................................................................................................................................ www.ti.com
NAME
CE3
CE2
CE1
CE0
BE3
BE2
BE1
BE0
EA21
EA20
EA19
EA18
EA17
EA16
EA15
EA14
EA13
EA12
EA11
EA10
EA9
EA8
EA7
EA6
EA5
EA4
EA3
EA2
SIGNAL
Signal Descriptions (continued)
TYPE ⁽¹⁾
NO.
DESCRIPTION
EMIF - CONTROL SIGNALS COMMON TO ALL TYPES OF MEMORY
Y5
O/Z
V3
O/Z
Memory space enables
• Enabled by bits 24 and 25 of the word address
T6
O/Z
• Only one asserted during any external data access
U2
O/Z
R8
O/Z
Byte enable control
T3
O/Z
• Decoded from the two lowest bits of the internal address
T2
O/Z
• Byte write enables for most types of memory
R2
O/Z
• Can be directly connected to SDRAM read and write mask signal (SDQM)
EMIF - ADDRESS
L4
L3
J2
J1
K1
K2
L2
L1
M1
M2
O/Z
External address (word address)
M6
N4
N1
N2
N6
P4
P3
P2
P1
P6
10
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