ucb1500 NXP Semiconductors, ucb1500 Datasheet - Page 49

• Manufacturer Part Number: ucb1500
• Description: Pci To Ac97 Bridge/host Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 07443
Product specification
13.2 PCI timing parameters
13.3 EEPROM clock timing
13.4 EEPROM timing parameters
13.5 AC97 timing
Table 76: PCI timing parameters
Frequency = 33 MHz
Table 77: EEPROM clock timing
Table 78: EEPROM timing parameters
Table 79: AC97 timing
Symbol
T
T
T
T
T
T
T
Symbol
T
T
T
T
Symbol
T
T
T
T
T
T
T
T
T
Symbol
T
t
t
t
co
setup
hold
val
on
off
su
h
rst-clk
rst-off
low
high
pelh
pehl
su:sta
su:sto
hd:sta
hd:sto
su:dat
hd:dat
hd
aa
wr
clk_period
Parameter
PCICLK to signal valid delay
Float to active delay
Active to float delay
Input setup time to PCICLK
Input hold time from PCICLK
Reset active time after PCICLK stable
Reset active to output float delay
Parameter
EEPCLK frequency
EEPCLK HIGH time
EEPCLK LOW time
PCI clock rising edge to EEPCLK rising edge
PCI clock rising edge to EEPCLK falling edge
Parameter
Start condition setup time
Stop condition setup time
Start condition hold time
Stop condition hold time
Data in setup time
Data in hold time
Data out hold time
Clock to output
Write cycle time
Parameter
BITCLK period
Output delay from rising edge of BITCLK
Input setup to falling edge of BITCLK
Input hold from falling edge of BITCLK
Rev. 03 — 7 July 2000
PCI to AC97 bridge/host controller
Min
10
10
Min
2
2
7
0
100
Min
0
3.7
3
Min
3.7
3.7
3
3
250
0
0
0.3
© Philips Electronics N.V. 2000. All rights reserved.
Typ
81.4
UCB1500
Max
11
28
40
Max
129
8.03
7.75
Max
3.5
10
Max
15
Unit
ns
ns
ns
ns
ns
ns
Unit
kHz
ns
ns
Unit
ns
ns
ns
ms
s
s
s
s
s
s
s
s
Unit
ns
ns
ns
ns
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