参数资料
型号: MC68HC11F1CPU4
厂商: Freescale Semiconductor
文件页数: 55/158页
文件大小: 0K
描述: IC MCU 512 EEPROM 4MHZ 80-LQFP
标准包装: 90
系列: HC11
核心处理器: HC11
芯体尺寸: 8-位
速度: 4MHz
连通性: SCI,SPI
外围设备: POR,WDT
输入/输出数: 30
程序存储器类型: ROMless
EEPROM 大小: 512 x 8
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 4.75 V ~ 5.25 V
数据转换器: A/D 8x8b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 80-LQFP
包装: 托盘
ELECTRICAL CHARACTERISTICS
MC68HC11F1
A-14
TECHNICAL DATA
NOTES:
1. All timing is shown with respect to 20% VDD and 70% VDD, unless otherwise noted.
2. Signal production depends on software.
3. Assumes 200 pF load on all SPI pins.
Table A-8 Serial Peripheral Interface Timing
VDD = 5.0 Vdc ± 5%, VSS = 0 Vdc, TA = TL to TH
Num
Characteristic
Symbol
2.0 MHz
3.0 MHz
4.0 MHz
Unit
Min
Max
Min
Max
Min
Max
Operating Frequency
Master
Slave
fop(m)
fop(s)
dc
1.0
2.0
dc
1.5
3.0
dc
2.0
4.0
MHz
1
Cycle Time
Master
Slave
tcyc(m)
tcyc(s)
2.0
500
2.0
333
2.0
250
tcyc
ns
2
Enable Lead Time
Master
(Note 2)
Slave
tlead(m)
tlead(s)
250
240
200
ns
3
Enable Lag Time
Master
(Note 2)
Slave
tlag(m)
tlag(s)
250
240
200
ns
4
Clock (SCK) High Time
Master
Slave
tw(SCKH)m
tw(SCKH)s
340
190
227
127
130
85
ns
5
Clock (SCK) Low Time
Master
Slave
tw(SCKL)m
tw(SCKL)s
340
190
227
127
130
85
ns
6
Data Setup Time (Inputs)
Master
Slave
tsu(m)
tsu(s)
100
100
100
ns
7
Data Hold Time (Inputs)
Master
Slave
th(m)
th(s)
100
100
100
ns
8
Access Time (Time to Data Active from
High-Impedance State)
Slave
ta
0
120
0
120
0
120
ns
9
Disable Time (Hold Time to High-Impedance State)
Slave
tdis
240
167
125
ns
10
Data Valid (After Enable Edge)
(Note 3)
tv(s)
240
167
125
ns
11
Data Hold Time (Outputs) (After Enable Edge)
tho
0—0—0—
ns
12
Rise Time (20% VDD to 70% VDD, CL = 200 pF)
SPI Outputs (SCK, MOSI, and MISO)
SPI Inputs (SCK, MOSI, MISO, and SS)
trm
trs
100
2.0
100
2.0
100
2.0
ns
s
13
Fall Time (70% VDD to 20% VDD, CL = 200 pF)
SPI Outputs (SCK, MOSI, and MISO)
SPI Inputs (SCK, MOSI, MISO, and SS)
tfm
tfs
100
2.0
100
2.0
100
2.0
ns
s
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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