+/+…when timing is critical
C9829B
Low EMI Clock Generator for Intel 133MHz/3DIMM Chipset Systems
Approved Product
Output Buffer Characteristics
CPU and IOAPIC
Characteristic
Symbol Min
Typ
-31
-58
24
Max
-50
Units
mA
Conditions
Pull-Up Current
Pull-Up Current
Pull-Down Current
Pull-Down Current
IOH1
IOH2
IOL1
IOL2
-15
-26
12
Vout =VDDC - 0.5V (or VDDI - 0.5V)
Vout = 1.2 V
-101
40
mA
mA
Vout = 0.4 V
27
56
93
mA
Vout = 1.2 V
PCI, 3V66 and DOT
Characteristic
Symbol Min
Typ
-25
-54
18
Max
Units
mA
Conditions
Pull-Up Current
IOH1
IOH2
IOL1
IOL2
-20
-30
9.4
28
-33
-184
38
Vout =VDD - 1.0 V
Vout = 1.5 V
Vout = 0.4 V
Vout = 1.5 V
Pull-Up Current
mA
Pull-Down Current
Pull-Down Current
mA
55
148
mA
USB and REF
Characteristic
Pull-Up Current
Pull-Up Current
Pull-Down Current
Pull-Down Current
Symbol
IOH1
Min
-12
-27
9
Typ
-20
-43
13
Max
Units
mA
Conditions
-30
-92
27
Vout =VDD - 1.0 V
Vout = 1.5 V
Vout = 0.4 V
Vout = 1.5 V
IOH2
mA
IOL1
mA
IOL2
26
39
79
mA
SDRAM
Characteristic
Pull-Up Current
Pull-Up Current
Pull-Down Current
Pull-Down Current
Symbol
IOH1
Min
-30
-68
23
Typ
-40
-110
34
Max
Units
mA
Conditions
-60
-188
53
Vout =VDDS - 1. 0 V
Vout = 1.4 V
Vout = 0.4 V
IOH2
mA
IOL1
mA
IOL1
64
98
159
mA
Vout = 1.5 V
VDD = VDDS = 3.3V ±5%, VDDC = VDDI = 2.5±5%, TA = 0 to 70ºC
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.,
MILPITAS, CA 95035, USA. TEL: 408-263-6300, FAX 408-263-6571
http://www.imicorp.com
Rev 1.3
4/12/2000
Page 18 of 20
CYPRESS [ CYPRESS ]
