hi-6121 Holt Integrated Circuits, Inc., hi-6121 Datasheet - Page 105
![no-image](/images/no-image-200.jpg)
hi-6121
Manufacturer Part Number
hi-6121
Description
Hi-6120 Parallel Bus Interface And Hi-6121 Serial Peripheral Interface Spi Mil-std-1553 Remote Terminal Ics
Manufacturer
Holt Integrated Circuits, Inc.
Datasheet
1.HI-6121.pdf
(115 pages)
- Current page: 105 of 115
- Download datasheet (487Kb)
AC ELECTRICAL CHARACTERISTICS
VDD = 3.3 V, GND = 0V, T = Operating Temperature Range (unless otherwise specified).
HI-6121 INTERFACE TIMING (SPI Host Bus Interface)
SCLK
SCLK
SO
SI
CE
CE
PARAMETER
Hi Impedance
A
t
SCKH
t
DS
SPI SI Data hold time after SCK rising edge
SPI SI Data set-up time to SCK rising edge
CE
CE
SO high-impedance after
CE
hold time after last SCK falling edge
t
SCKL
set-up time to first SCK rising edge
inactive between SPI instructions
SO valid after SCK falling edge
t
MSB
DV
MSB
t
CES
HOLT INTEGRATED CIRCUITS
SERIAL INPUT TIMING DIAGRAM
SERIAL OUTPUT TIMING DIAGRAM
SCK clock period
t
DH
HI-6120, HI-6121
SCK high time
SCK low time
CE
inactive
105
SYMBOL
t
t
t
t
t
t
SCKH
t
SCKL
t
CYC
CES
CEH
CPH
t
t
CHZ
DS
DH
DV
MIN
100
50
25
25
10
10
25
25
LSB
LIMITS
t
TYP
CHZ
LSB
t
CEH
t
t
CPH
CPH
MAX
20
75
Hi Impedance
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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