參數(shù)資料
型號(hào): SC68C752B
廠商: NXP Semiconductors N.V.
英文描述: 5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 64-byte FIFOs and Motorola mP interface
中文描述: 5伏,3.3伏和2.5伏兆5雙UART /秒(最大),64字節(jié)的FIFO和摩托羅拉手機(jī)接口
文件頁(yè)數(shù): 34/46頁(yè)
文件大?。?/td> 219K
代理商: SC68C752B
9397 750 14963
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 28 April 2005
34 of 46
Philips Semiconductors
SC68C752B
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 64-byte FIFOs
10. Static characteristics
[1]
Meets TTL levels, V
IL(min)
= 2 V and V
IH(max)
= 0.8 V on non-hysteresis inputs.
Applies for external output buffers.
[2]
[3]
These parameters apply for D[7:0].
[4]
These parameters apply for DTRA, DTRB, RTSA, RTSB, RXRDYA, RXRDYB, TXRDYA, TXRDYB, TXA, TXB.
[5]
Except XTAL2, V
OL
= 1 V typical.
These junction temperatures reflect simulated conditions. Absolute maximum junction temperature is 150
°
C. The customer is
responsible for verifying junction temperature.
[6]
[7]
Applies to external clock; crystal oscillator max. 24 MHz.
[8]
Measurement condition, normal operation other than Sleep mode:
V
CC
= 3.3 V; T
amb
= 25
°
C. Full duplex serial activity on all two serial (UART) channels at the clock frequency specified in the
recommended operating conditions with divisor of 1.
Table 26:
Tolerance of V
CC
=
±
10 %
Symbol Parameter
Static characteristics
Conditions
V
CC
= 2.5 V
Typ
V
CC
-
-
V
CC
= 3.3 V and 5 V
Typ
V
CC
-
-
Unit
Min
V
CC
10 %
0
Max
V
CC
+ 10 % V
CC
10 %
V
CC
V
CC
Min
Max
V
CC
+ 10 % V
V
CC
V
CC
V
CC
V
I
V
IH
supply voltage
input voltage
HIGH-level input
voltage
LOW-level input
voltage
output voltage
HIGH-level
output voltage
0
2.0
V
V
[1]
1.6
V
IL
[1]
-
-
0.65
-
-
0.8
V
V
O
V
OH
[2]
0
-
-
-
-
-
-
-
-
-
-
V
CC
-
-
-
-
-
-
0.4
0.4
18
0
2.0
2.0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
V
CC
-
-
-
-
0.4
0.4
-
-
18
V
V
V
V
V
V
V
V
V
pF
I
OH
=
8 mA
I
OH
=
4 mA
I
OH
=
800
μ
A
I
OH
=
400
μ
A
I
OL
= 8 mA
I
OL
= 4 mA
I
OL
= 2 mA
I
OL
= 1.6 mA
[3]
-
[4]
-
[3]
1.85
[4]
1.85
V
OL
LOW-level
output voltage
[5]
[3]
-
[4]
-
[3]
-
[4]
-
C
i
input
capacitance
operating
ambient
temperature
junction
temperature
input clock
frequency
clock duty cycle
supply current
-
T
amb
40
+25
+85
40
+25
+85
°
C
T
j
[6]
0
+25
+125
0
+25
+125
°
C
f
(i)XTAL1
[7]
-
-
-
-
80
MHz
δ
I
CC
I
CC(sleep)
sleep current
-
50
-
-
-
3.5
200
-
-
-
50
-
-
-
4.5
200
%
mA
μ
A
f = 5 MHz
[8]
-
-
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