參數(shù)資料
型號: PC107AVGHU100LD
廠商: ATMEL CORP
元件分類: 外設(shè)及接口
英文描述: PCI Bridge Memory Controller
中文描述: MULTIFUNCTION PERIPHERAL, CBGA503
封裝: 33 X 33 MM, HITCE, CERAMIC, BGA-503
文件頁數(shù): 32/50頁
文件大?。?/td> 453K
代理商: PC107AVGHU100LD
32
PC107A [Preliminary]
2137C–HIREL–03/04
Table 15 provides the
two-wire interface
Frequency Divider Register (I2CFDR) informa-
tion for the PC107A.
At recommended operating conditions (see Table 3 on page 12) with
LV
DD
= 3.3V
±
5%
Notes:
1. Values are in kHz unless otherwise specified.
2. FDR Hex and Divider (Dec) values are listed in corresponding order.
3. Multiple Divider (Dec) values will generate the same input frequency but each Divider (Dec) value will generate a unique out-
put frequency as shown in Table 16 on page 33.
Table 15.
PC8240 Maximum
Two-wire Interface
Input Frequency
FDR Hex
(2)
Divider (Dec)
(2)
Max Two-wire Interface Input Frequency
(1)
SDRAM_CLK/
CPU_CLK
at 25 MHz
SDRAM_CLK/
CPU_CLK
at 33 MHz
SDRAM_CLK/
CPU_CLK
at 50 MHz
SDRAM_CLK/
CPU_CLK
at 100 MHz
20, 21
160, 192
862
1.13 MHz
1.72 MHz
3.44 MHz
22, 23, 24, 25
224, 256, 320, 384
555
733
1.11 MHz
2.22 MHz
0, 1
288, 320
409
540
819
1.63 MHz
2, 3, 26, 27, 28, 29
384, 448, 480, 512, 640,
768
324
428
649
1.29 MHz
4, 5
576, 640
229
302
458
917
6, 7, 2A, 2B, 2C, 2D
768, 896, 960, 1024, 1280,
1536
177
234
354
709
8, 9
1152, 1280
121
160
243
487
A, B, 2E, 2F, 30, 31
1536, 1792, 1920, 2048,
2560, 3072
92
122
185
371
C, D
2304, 2560
62
83
125
251
E, F, 32, 33, 34, 35
3072, 3584, 3840, 4096,
5120, 6144
47
62
95
190
10, 11
4608, 5120
32
42
64
128
12, 13, 36, 37, 38, 39
6144, 7168, 7680, 8192,
10240, 12288
24
31
48
96
14, 15
9216, 10240
16
21
32
64
16, 17, 3A, 3B, 3C, 3D
12288, 14336, 15360,
16384, 20480, 24576
12
16
24
48
18, 19
18432, 20480
8
10
16
32
1A, 1B, 3E, 3F
24576, 28672, 30720,
32768
6
8
12
24
1C, 1D
36864, 40960
4
5
8
16
1E, 1F
49152, 61440
3
4
6
12
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