Acer 365 - Manual (Page 106)

BC164
SCD1U
1 2
R234
10KR3
CX15
SC1KP
BC163
SC4D7U10V5ZY
BC166
SCD1U
BC167
SC4D7U16V6ZY
1 2
R227
47R3
BC161
SC4D7U10V5ZY
BC149
SC10P
BC148
SC10P
BC150
SCD1U
BC162
SCD1U
BC152
SCD1U
4
1
3
2
X2
XTAL4P-14.318MHZ
CX16
SC1KP
BC165
SC1KP
BC151
SC1KP
1 2
R118
22R3
1
2
TC14
ST22U
BC285
SCD1U
BC168
SC4D7U16V6ZY
1 2
R207
47R3
1 2
R206
47R3
1 2
R208
47R3
1 2
R216
47R3
1 2
R209
47R3
1 2
R210
47R3
1 2
R211
47R3
1 2
R212
47R3
1 2
R213
20KR3
AVDD 1
REF0
2
VSS 3
XTALIN 4
XTALOUT 5
REF1 6
VDDQS
7
PCICLK_F 8
VSS 9
PCICLK0 10
PCICLK1 11
PCICLK2
12
PCICLK3 13
VDDQS 14
PCICLK4 15
VSS 16
EPCICLK 17
VSS 18
VDDQS 19
PWR_DWN# 20
SEL1 21
VSS 22
SDATA 23
SCLK 24 SEL2 25 SEL0 26 VSS 27 PCI_STOP# 28 CPU_STOP# 29 VDDQS 30 SDRAM5 31 SDRAM4 32 VSS 33 SDRAM3 34 SDRAM2 35 VDDQS 36 SDRAM1
37 SDRAM0 38 VSS 39
CPUCLK3 40 CPUCLK2 41 VDDCPU
42 CPUCLK1 43 CPUCLK0 44
VSS 45 IOCLK 46 USBCLK
47 VDDQS 48
U23
CY2272
1 2
R228
47R3
1 2
R229
56R3
1 2
R230
56R3
1 2
R231
56R3
1 2
R232
56R3
1 2
R233
56R3
1 2
R235
10KR3
1
2
R238
47KR3
BC286
SCD1U
2 3
1 4 1
7
U24A
SOLCX125M
BC291
SC10P
BC292
SC10P
BC289
SC10P
1
2
R239
100KR3
BC290
SC22P
BC274
SC33P
BC273
SC33P
BC272
SC33P
BC275
SC33P
BC278
SC22P
BC276
SC33P
BC277
SC33P
BC279
SC33P
BC294
SC10P
BC295
SC10P
BC293
SC15P
1
2
R236
47KR3
1
2
R237
100KR3
5 6
1 4 4
7
U24B
SOLCX125M
Date: February 3, 1998 Sheet 9 of 28
Size Document Number REV
B 97160-SB, CLOCK V14
Title
Clock Generator CY2272
365
Acer Inc.
$PCISTP#
+3.3V
VIO
$USBCLK $USBCLK
VIO +3.3V
4
(SMT)
16mil 16mil
2272X1 2272X2
Width-Space
6mil-10mil
$VGA14M
MODEM14M
AUDIO14M
MODEM14M
$VGA14M
AUDIO14M
+3.3V +3.3V CLKAVDD
10
19
23
$P33CLK
$P31CLK
$VGACLK
$CARDCLK
$SMBDATA
$SMBCLK
33_14M
PWR_DWN#
REF0
REF1
PCICLK_F
PCICLK0
PCICLK1
PCICLK2
2272X1
2272X2
33_14M
$P33CLK
$VGACLK
$CARDCLK
$P31CLK
+3.3V
4,5,8,26
1,4,5,8,26
3
4
4
10
25
40mil
$PCISTP#
$CPUSTP#
SEL2
SEL1 $PCISTP#
$CPUSTP#
USBCLK
31CLK
CPUCLK
L2CLK
SIO24M
SDRAM1
SDRAM0
CLKAVDD
+3.3V +3.3V
VIO
$SDRAM_CLK0
$SDRAM_CLK1
$CPUCLK
$L2CLK
$31CLK
$SIO24M $SIO24M
$CPUCLK
$L2CLK
$31CLK
$SDRAM_CLK0
$SDRAM_CLK1
1
6
3
4
4
8
8
20
8mil-12mil
$CPUSTP#
0 0 60.0MHz
X : Not install
V : Install
V V
SEL2 SEL1
CPUCLK SEL1 SEL2 R107 R99
$SLOWDWN
SEL1
$SLOWDWN
+3.3V
+3.3V
4
CLKSEL1 CLKSEL1
+5V
1
$CPUCLK
$L2CLK
$USBCLK
$SIO24M
MODEM14M
$VGA14M
AUDIO14M
33_14M
$31CLK
$SDRAM_CLK0
$SDRAM_CLK1
$P33CLK
$VGACLK
$CARDCLK
$P31CLK
CLKSEL2 1
CLKDWN=1 => SEL1=1, SEL2=1, freq=55MHz
CPUSTOP#=SEL0=0 => freq/4
SEL2
$SLOWDWN
CLKSEL2
+3.3V
+3.3V +5V
0 1 66.6MHz X V