Table 13 provides the I
參數(shù)資料
型號(hào): KXPC8240RVV250E
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 14/52頁(yè)
文件大?。?/td> 0K
描述: IC MPU INTEGRATED 250MHZ 352TBGA
標(biāo)準(zhǔn)包裝: 2
系列: MPC82xx
處理器類(lèi)型: 32-位 MPC82xx PowerQUICC II
速度: 250MHz
電壓: 2.5V
安裝類(lèi)型: 表面貼裝
封裝/外殼: 352-LBGA
供應(yīng)商設(shè)備封裝: 352-TBGA(35x35)
包裝: 托盤(pán)
MPC8240 Integrated Processor Hardware Specifications
21
Electrical and Thermal Characteristics
Table 13 provides the I2C output AC timing specifications for the MPC8240.
14, 15
9216, 10240
21
32
64
16, 17, 3A, 3B, 3C, 3D 12288, 14336, 15360, 16384, 20480, 24576
16
24
48
18, 19
18432, 20480
10
16
32
1A, 1B, 3E, 3F
24576, 28672, 30720, 32768
8
12
24
1C, 1D
36864, 40960
5
8
16
1E, 1F
49152, 61440
4
6
12
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 output frequency as shown in Table 13.
Table 13. I2C Output AC Timing Specifications
At recommended operating conditions (see Table 2) with LVDD = 3.3 V ± 0.3 V
Num
Characteristic
Min
Max
Unit
Notes
1
Start condition hold time
(FDR[5] == 0)
× (DFDR/16)/2N + (FDR[5]
== 1)
× (DFDR/16)/2M
CLKs
1, 2, 5
2
Clock low period
DFDR/2
CLKs
1, 2, 5
3
SCL/SDA rise time (from 0.5 to 2.4 V)
ms
3
4
Data hold time
8.0 + (16
× 2FDR[4:2]) × (5 –
4({FDR[5],FDR[1]} == b'10) –
3({FDR[5],FDR[1]} == b'11) –
2({FDR[5],FDR[1]} == b'00) –
1({FDR[5],FDR[1]} == b'01))
CLKs
1, 2, 5
5
SCL/SDA fall time (from 2.4 to 0.5 V)
< 5
ns
4
6
Clock high time
DFDR/2
CLKs
1, 2, 5
7
Data setup time (MPC8240 as a
master only)
(DFDR/2) – (Output data hold time)
CLKs
1, 5
8
Start condition setup time (for repeated
start condition only)
DFDR + (Output start condition hold time)
CLKs
1, 2, 5
Table 12. MPC8240 Maximum I2C Input Frequency (continued)
FDR Hex 2
Divider 3 (Dec)
Maximum I2C Input Frequency 1
SDRAM_CLK
@ 33 MHz
SDRAM_CLK
@ 50 MHz
SDRAM_CLK
@ 100 MHz
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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