AT49LH00B4-33TC ATMEL [ATMEL Corporation], AT49LH00B4-33TC Datasheet - Page 28
AT49LH00B4-33TC
Manufacturer Part Number
AT49LH00B4-33TC
Description
4-megabit Top Boot, Bottom Partitioned Firmware Hub and Low-Pin Count Flash Memory
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT49LH00B4-33TC.pdf
(36 pages)
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FWH/LPC Interface AC Timing Specifications
Clock Specification
Notes:
Clock Waveform
28
Symbol
t
t
t
–
–
CYC
HIGH
LOW
1. PCI components must work with any clock frequency between nominal DC and 33 MHz. Frequencies less than16 MHz may
2. Applies only to rising edge of signal.
AT49LH00B4
be guaranteed by design rather than testing.
Parameter
CLK Cycle Time
CLK High Time
CLK Low Time
CLK Slew Rate
RST or INIT Slew Rate
0.3 V
0.4 V
CC
0.5 V
CC
(1)
CC
(2)
0.6 V
t
HIGH
CC
Condition
peak-to-peak
t
CYC
0.2 V
t
LOW
CC
Min
30
11
11
50
1
0.4 V
(minimum)
Max
CC, p-to-p
∞
4
3379B–FLASH–9/03
mV/ns
Units
V/ns
ns
ns
ns
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