HD151TS207SS Datasheet, PDF (4/38 Pages) Renesas Technology Corp – Mother Board Clock Generator for Intel P4+ Chipset (Springdale)

HD151TS207SS
Pin Descriptions
Pin name
VSS_A
VSS_CPU
VSS_IREF
VSS_SRC
VSS_3V66
VSS_PCI
VSS_REF
VSS_48
VDD_A
VDD_CPU
VDD_SRC
VDD_3V66
VDD_PCI
VDD_REF
VDD_48
REF0
REF1
XTAL_IN
XTAL_OUT
FS2/PCIF_[0:1]
No.
54
45
53
39
25
11, 17
6
33
55
42, 48
36
24
10, 16
3
34
1
2
4
5
Type
Ground
Power
OUTPUT
INPUT
OUTPUT
7,8
INPUT/
OUTPUT
Description
Ground for PLL
Ground for outputs
Ground for current reference
Ground for outputs
3.3 V Power Supply for PLL
3.3 V Power Supply for outputs
3.3 V 14.318 MHz reference clock.
14.318 MHz XTAL input.
14.318 MHz XTAL output.
Don’t connect when an external clock is applied at XTAL_IN.
Frequency select latch input pin.
/Free running PCI clock 3.3 V output.
PCIF_2
9
OUTPUT Free running PCI clock 3.3 V output.
**MODE/PCI_0
12
INPUT/
OUTPUT
Function select latch input pin for pin 22,
1 = Reset#, 0 = clock output.
/PCI clock 3.3 V output.
PCI_[1:3]
13,14, OUTPUT
15
PCI clock 3.3 V outputs.
**SEL100_200/
18
PCI_4
INPUT/
OUTPUT
Latched select input for SRC output.
1 = 200 MHz, 0 = 100 MHz
/PCI clock 3.3 V output.
**SEL33_25/PCI_5 19
INPUT/
OUTPUT
Latched select input for PCI5 output.
1 = 25 MHz, 0 = 33 MHz
/PCI clock 3.3 V output.
PCI_6
20
OUTPUT PCI clock 3.3 V outputs.
Note: (*):
(**):
Those pins are 150 kΩ internal pulled-UP.
Those pins are 150 kΩ internal pulled-DOWN.
Rev.1.00, Apr.25.2003, page 4 of 38