HI-6121PQMF HOLTIC [Holt Integrated Circuits], HI-6121PQMF Datasheet - Page 107

• Manufacturer Part Number: HI-6121PQMF
• Description: MIL-STD-1553 Remote Terminal ICs
• Manufacturer: HOLTIC [Holt Integrated Circuits]

HOST BUS INTERFACE TIMING, Cont. (HI-6120 ONLY)
showing a one-word write cycle. Successive writes to sequential addresses have same timing.
using BTYPE = 0 (”Motorola Style” - Single
using BTYPE = 0 (”Motorola Style” - Single Read/Write Strobe
A0 LB
A15:1
R / W
WAIT
D7:0
STR
CS
FIGURE 22. Register and RAM Write Operations for BTYPE = 0
HOST WRITE IN DUAL-BYTE MODE (8-BIT BUS WIDTH)
D15:0
A15:1
R / W
WAIT
HOST WRITE IN WORD MODE (16-BIT BUS WIDTH)
STR
CS
All timing intervals equal
All timing intervals equal
showing 2 bytes written for a single 16-bit word
BYTE 0
t
WR
HOLT INTEGRATED CIRCUITS
HI-6120, HI-6121
ADDRESS
t
0 ns MIN
0 ns MIN
INACT
ADDRESS
WORD
Read/Write Strobe
t
WR
107
unless otherwise indicated.
unless otherwise indicated.
BYTE 1
t
WR
t
INACT
STR
STR
and R/
and R/
W
W
t
INACT
Direction Select)
Direction Select)
STR assertion
for the next
Read or Write
STR assertion
for the next
Read or Write