SC68C752BIBS,157 NXP Semiconductors, SC68C752BIBS,157 Datasheet - Page 35

• Manufacturer Part Number: SC68C752BIBS,157
• Description: IC UART DUAL 32HVQFN
• Manufacturer: NXP Semiconductors

Specifications of SC68C752BIBS,157

• Number Of Channels: 2, DUART
• Fifo's: 64 Byte
• Voltage - Supply: 2.5V, 3.3V, 5V
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935280969157; SC68C752BIBS; SC68C752BIBS

NXP Semiconductors
11. Dynamic characteristics
Table 27.
T
[1]
[2]
[3]
[4]
SC68C752B_4
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
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
WL
WH
XTAL1
(RESET)
su1
su2
w1
amb
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 =
Reset pulse must occur when CS is inactive.
=
−
40
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
pulse width LOW
pulse width HIGH
frequency on pin XTAL1
RESET pulse width
address setup time
data setup time
CS strobe width
°
Dynamic characteristics
C to +85
°
C; tolerance of V
-------------- -
t
w clk
(
1
)
CC
±
10 %, unless specified otherwise.
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 64-byte FIFOs
Rev. 04 — 20 January 2010
Conditions
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
25 pF load
[2][3]
[4]
8T
Min
RCLK
200
10
20
25
10
15
15
10
10
10
16
77
-
-
-
-
-
-
-
-
-
-
-
-
-
-
V
CC
[1]
= 2.5 V
24T
16T
1T
1T
Max
100
100
100
RCLK
100
100
100
RCLK
100
100
77
15
RCLK
RCLK
48
-
-
-
-
-
-
-
-
-
-
-
-
[1]
[1]
[1]
[1]
8T
V
SC68C752B
CC
Min
RCLK
200
10
20
25
10
15
15
10
16
30
6
6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
= 3.3 V and 5 V
[1]
© NXP B.V. 2010. All rights reserved.
24T
16T
1T
1T
Max
RCLK
RCLK
100
33
70
26
15
24
24
29
RCLK
75
70
RCLK
80
-
-
-
-
-
-
-
-
-
-
-
-
[1]
[1]
[1]
[1]
35 of 48
Unit
ns
ns
ns
ns
ns
ns
s
ns
ns
s
ns
s
ns
ns
s
ns
ns
ns
ns
ns
MHz
ns
ns
ns
ns
ns
ns