SC68C752BIB48 PHILIPS [NXP Semiconductors], SC68C752BIB48 Datasheet - Page 36

• Manufacturer Part Number: SC68C752BIB48
• Description: 5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 64-byte FIFOs and Motorola uP interface
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
11. Dynamic characteristics
Table 27:
T
[1]
[2]
[3]
SC68C752B_3
Product data sheet
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
f
t
t
t
t
d1
d2
d3
d4
d6
d7
d8
d9
d10
d11
d12
d13
d14
d15
d16
d17
d18
h2
h3
h4
w1
XTAL1
(RESET)
su1
su2
w1
amb
, t
RCLK is an internal signal derived from Divisor Latch LSB (DLL) and Divisor Latch MSB (DLM) divisor latches.
Applies to external clock; crystal oscillator max 24 MHz.
Maximum frequency =
w2
= 40 C to +85 C; tolerance of V
Parameter
R/W to chip select
read cycle delay
delay from CS to data
data disable time
write cycle delay
delay from WRITE to output
delay to set interrupt from modem
input
delay to reset interrupt from READ
delay from stop to set interrupt
delay from READ to reset interrupt
delay from start to set interrupt
delay from WRITE to transmit start
delay from WRITE to reset interrupt
delay from stop to set RXRDY
delay from READ to reset RXRDY
delay from WRITE to set TXRDY
delay from start to reset TXRDY
R/W hold time from CS
data hold time
address hold time
clock cycle period
frequency on pin XTAL1
RESET pulse width
address setup time
data setup time
CS strobe width
Dynamic characteristics
-------
t
3w
1
CC
=
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 64-byte FIFOs
10 %, unless specified otherwise.
Rev. 03 — 29 November 2005
Conditions
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
[2] [3]
8T
RCLK
Min
200
10
20
25
10
15
15
10
10
16
77
-
-
-
-
-
-
-
-
-
-
-
-
-
-
V
CC
[1]
= 2.5 V
24T
16T
1T
1T
Max
RCLK
RCLK
100
100
100
100
100
100
100
100
RCLK
RCLK
77
15
48
-
-
-
-
-
-
-
-
-
-
-
[1]
[1]
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
[1]
[1]
8T
V
SC68C752B
CC
RCLK
Min
200
10
20
25
10
15
15
10
16
30
6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
= 3.3 V and 5 V
[1]
24T
16T
1T
1T
Max
RCLK
RCLK
100
RCLK
RCLK
26
15
33
24
24
29
70
75
70
80
-
-
-
-
-
-
-
-
-
-
-
[1]
[1]
[1]
[1]
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Unit
ns
ns
ns
ns
ns
ns
ns
ns
s
ns
ns
s
ns
s
ns
ns
s
ns
ns
ns
ns
MHz
ns
ns
ns
ns