参数资料
型号: MC16S2CPU20B1
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, 20.97 MHz, MICROCONTROLLER, PQFP100
封装: TQFP-100
文件页数: 88/104页
文件大小: 812K
代理商: MC16S2CPU20B1
MOTOROLA
MC68HC16S2
84
MC68HC16S2TS/D
Table 46 20.97 MHz AC Timing
(V
DD
and V
DDSYN
= 5.0 Vdc
±10%, V
SS
= 0 Vdc, T
A
= T
L
to T
H)
1
Num
Characteristic
Symbol
Min
Max
Unit
F1
Frequency of Operation2
fsys
4 fref
20.97
MHz
1
Clock Period
tcyc
47.7
ns
1A
ECLK Period
tEcyc
381
ns
1B
External Clock Input Period3
tXcyc
47.7
ns
2, 3
Clock Pulse Width
tCW
18.8
ns
2A, 3A
ECLK Pulse Width
tECW
183
ns
2B, 3B
External Clock Input High/Low Time3
tXCHL
23.8
ns
4, 5
CLKOUT Rise and Fall Time
tCrf
—5
ns
4A, 5A
Rise and Fall Time (All Outputs except CLKOUT)
trf
—8
ns
4B, 5B
External Clock Input Rise and Fall Time4
tXCrf
—5
ns
6
Clock High to ADDR, FC, SIZE Valid5
tCHAV
023
ns
7
Clock High to ADDR, Data, FC, SIZE High Impedance
tCHAZx
047
ns
8
Clock High to ADDR, FC, SIZE Invalid
tCHAZn
0—
ns
9
Clock Low to AS, DS, CS Asserted5
tCLSA
023
ns
9A
AS to DS or CS Asserted (Read)6
tSTSA
–10
10
ns
11
ADDR, FC, SIZE Valid to AS, CS, (and DS Read) Asserted
tAVSA
10
ns
12
Clock Low to AS, DS, CS Negated
tCLSN
223
ns
13
AS, DS, CS Negated to ADDR, FC SIZE Invalid (Address Hold)
tSNAI
10
ns
14
AS, CS (and DS Read) Width Asserted
tSWA
80
ns
14A
DS, CS Width Asserted (Write)
tSWAW
36
ns
14B
AS, CS (and DS Read) Width Asserted (Fast Cycle)
tSWDW
32
ns
15
AS, DS, CS Width Negated7
tSN
32
ns
16
Clock High to AS, DS, R/W High Impedance
tCHSZ
—47
ns
17
AS, DS, CS Negated to R/W High
tSNRN
10
ns
18
Clock High to R/W High
tCHRH
023
ns
20
Clock High to R/W Low
tCHRL
023
ns
21
R/W High to AS, CS Asserted
tRAAA
10
ns
22
R/W Low to DS, CS Asserted (Write)
tRASA
54
ns
23
Clock High to Data Out Valid
tCHDO
—23
ns
24
Data Out Valid to Negating Edge of AS, CS (Fast Write Cycle)
tDVASN
10
ns
25
DS, CS Negated to Data Out Invalid (Data Out Hold)
tSNDOI
10
ns
26
Data Out Valid to DS, CS Asserted (Write)
tDVSA
10
ns
27
Data In Valid to Clock Low (Data Setup)5
tDICL
5—
ns
27A
Late BERR, HALT Asserted to Clock Low (Setup Time)
tBELCL
15
ns
28
AS, DS Negated to DSACK[1:0], BERR, HALT, AVEC Negated
tSNDN
060
ns
29
DS, CS Negated to Data In Invalid (Data In Hold)8
tSNDI
0—
ns
29A
DS, CS Negated to Data In High Impedance8, 9
tSHDI
—48
ns
30
CLKOUT Low to Data In Invalid (Fast Cycle Hold)8
tCLDI
10
ns
30A
CLKOUT Low to Data In High Impedance8
tCLDH
—72
ns
F
re
e
sc
a
le
S
e
m
ic
o
n
d
u
c
to
r,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
c
..
.
相关PDF资料
PDF描述
MC68HC16X1CTH 16-BIT, MROM, 16.78 MHz, MICROCONTROLLER, PQFP120
MC68HC24VP 16 I/O, PIA-GENERAL PURPOSE, PDIP40
MC68HC33CFG 48 I/O, PIA-GENERAL PURPOSE, PQFP100
MC68HC33FG 48 I/O, PIA-GENERAL PURPOSE, PQFP100
MC68HC56FN 1 CHANNEL(S), LOCAL AREA NETWORK CONTROLLER, PQCC28
相关代理商/技术参数
参数描述
MC16XSD200FK 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Dual 16 mOhm High Side Switch
MC16Z1CFC25B1 制造商:Rochester Electronics LLC 功能描述:- Bulk
MC16Z1CPV20B1 制造商:Rochester Electronics LLC 功能描述:16 BIT MCU, 1K RAM - Bulk
MC16Z3BCAG16 功能描述:16位微控制器 - MCU 16BIT MCU 4KRAM 8KROM RoHS:否 制造商:Texas Instruments 核心:RISC 处理器系列:MSP430FR572x 数据总线宽度:16 bit 最大时钟频率:24 MHz 程序存储器大小:8 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:VQFN-40 安装风格:SMD/SMT
MC-17 功能描述:TERM BARRIER 17CIRC DUAL ROW RoHS:是 类别:连接器,互连式 >> 接线座 - 隔板块 系列:M 标准包装:10 系列:Beau™ 38780 端接块类型:阻隔块 电路数:15 导线入口数目:30 间距:0.438"(11.12mm) 行数:2 电流:15A 电压:300V 线规:14-22 AWG 顶部端子:螺钉 底部端子:焊片 阻挡层类型:双壁(双) 特点:法兰 颜色:黑 包装:散装 安装类型:通孔 工作温度:- 材料 - 绝缘体:聚对苯二甲酸丁二酯(PBT),玻璃纤维增强型 材料可燃性额定值:UL94 V-0 其它名称:038780-111538780-1115387801115