+/+…when timing is critical
C9815C
Low EMI Clock Generator for Intel 133MHz/2DIMM Chipset Systems
Preliminary
Output Buffer Characteristics (VDD=VDDS=3.3V ±5%, VDDC=VDDI=2.5±5%, TA=0 to 85ºC)
CPU and IOAPIC
Characteristic
Symbol Min
Typ
-31
-58
24
Max
-51
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
IOH1
Min
-20
-30
9.4
28
Typ
-25
-54
18
Max
Units
mA
Conditions
Pull-Up Current
-33
-184
38
Vout =VDD - 1.0 V
Vout = 1. 5 V
Vout = 0.4 V
Vout = 1.5 V
Pull-Up Current
IOH2
mA
Pull-Down Current
Pull-Down Current
IOL1
mA
IOL2
55
148
mA
USB and REF
Characteristic
Symbol
IOH1
Min
-12
-27
9
Typ
-20
-43
13
Max
Units
mA
Conditions
Pull-Up Current
Pull-Up Current
Pull-Down Current
Pull-Down Current
-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
Buffer Characteristics for SDRAM
Characteristic
Symbol
Min
-30
-68
23
Typ
-40
-110
34
Max
Units
mA
Conditions
Pull-Up Current
Pull-Up Current
Pull-Down Current
Pull-Down Current
IOH1
-60
-188
53
Vout =VDD - 1. 0 V
Vout = 1. 4 V
Vout = 0.4 V
IOH2
mA
IOL1
mA
IOL1
64
98
159
mA
Vout = 1.5 V
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.,
MILPITAS, CA 95035, USA TEL: 408-263-6300, FAX 408-263-6571
http://www.imicorp.com
Rev 1.2
4/5/2000
Page 14 of 18
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