參數(shù)資料
型號: SAB-C541U-1EP
廠商: SIEMENS A G
元件分類: 微控制器/微處理器
英文描述: 8-Bit CMOS Microcontroller
中文描述: 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PDIP52
文件頁數(shù): 61/65頁
文件大?。?/td> 427K
代理商: SAB-C541U-1EP
Semiconductor Group
61
1997-10-01
C540U
C541U
USB Transceiver Characteristics
V
CC
= 4.0V to 5.5V (5V +10%, -20%);
V
SS
= 0 V
T
A
= 0 to 70
°
C
Notes :
1) This value includes an external resistor of 30
±
1% (see “Load for D+/D-“ diagram for testing details)
2) The crossover point is in the range of 1.3V to 2.0V for the high speed mode with a 50pF capacitance. In the
low-speed mode with a 100pF or greater capacitance, the crossover point is in the range of 1.3V to 2.0V.
Parameter
Symbol
Limit Values
Unit
Test Condition
min.
max.
Output impedance (high state)
R
DH
R
DL
I
I
I
OZ
V
CR
28
43
μ
A
μ
A
V
1)
Output impedance (low state)
28
51
±
5
±
10
2.0
Input leakage current
V
IN
=
V
SS
or
V
CC
V
OUT
=
V
SS
or
V
CC
1)
2)
Tristate output off-state current
Crossover point
1.3
Parameter
Symbol
Limit Values
Unit
min.
max.
High speed mode rise time
t
FR
t
FF
t
LR
t
LF
4
20
ns
High speed mode fall time
4
20
ns
Low speed mode rise time
75
300
ns
Low speed mode fall time
75
300
ns
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