FN2950.3 April 26, 2006 AC Electrical Specifications VCC " />
參數(shù)資料
型號: CP82C52Z
廠商: Intersil
文件頁數(shù): 4/20頁
文件大?。?/td> 0K
描述: IC UART/BRG 5V 16MHZ 28-PDIP
標準包裝: 143
特點: 單芯片 UART/BRG
通道數(shù): 1,UART
規(guī)程: RS232C
電源電壓: 4.5 V ~ 5.5 V
帶并行端口:
帶故障啟動位檢測功能:
帶調制解調器控制功能:
帶CMOS:
安裝類型: 通孔
封裝/外殼: 28-DIP(0.600",15.24mm)
供應商設備封裝: 28-PDIP
包裝: 管件
12
FN2950.3
April 26, 2006
AC Electrical Specifications VCC = 5.0V ±10%, TA = 0°C to +70°C (C82C52), TA = -40°C to +85°C (l82C52)
TA = -55°C to +125°C (M82C52)
Timing Requirements and Responses
SYMBOL
PARAMETER
MIN
MAX
UNITS
TEST CONDITIONS
(1)
TSVCTL
Select Setup to Control Leading Edge
30
-
ns
(2)
TCTHSX
Select Hold from Control Trailing Edge
50
-
ns
(3)
TCTLCTH
Control Pulse Width
150
-
ns
Control Consists of RD or
WR
(4)
TCTHCTL
Control Disable to Control Enable
190
-
ns
(5)
TRLDV
Read Low to Data Valid
-
120
ns
1, See AC Test Circuit
(6)
TRHDZ
Read Disable
0
60
ns
2, See AC Test Circuit
(7)
TDVWH
Data Setup Time
50
-
ns
(8)
TWHDX
Data Hold Time
20
-
ns
(9)
FC
Clock Frequency
0
16
MHz
TCHCL + TCLCH must be
≥ 62.5ns
(10)
TCHCL
Clock High Time
25
-
ns
(11)
TCLCH
Clock Low Time
25
-
ns
(12)
TR/TF
IX Input Rise/Fall Time (External Clock)
-
tx
ns
Whichever is smaller
(13)
TFCO
Clock Output Fall Time
-
15
ns
CL = 50pf
(14)
TRCO
Clock Output Rise Time
-
15
ns
CL = 50pf
tx
1
6FC
------------or 50ns
AC Testing Input, Output Waveforms
FIGURE 12. PROPAGATION DELAY
FIGURE 13. ENABLE/DISABLE DELAY
AC TESTING: All input signals (except IX and RST) must switch between VIL -0.4V and VIH +0.4V. Input rise and fall times are driven at 1ns/V.
INPUT
VIH + 0.4V
VIL - 0.4V
1.5V
VOH
VOL
OUTPUT
90%
10%
OUTPUT
82C52
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