SC16C554BIBM,157 NXP Semiconductors, SC16C554BIBM,157 Datasheet - Page 40

• Manufacturer Part Number: SC16C554BIBM,157
• Description: IC UART QUAD SOT414-1
• Manufacturer: NXP Semiconductors

Specifications of SC16C554BIBM,157

• Number Of Channels: 4, QUART
• Fifo's: 16 Byte
• Voltage - Supply: 2.5V, 3.3V, 5V
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935279067157; SC16C554BIBM; SC16C554BIBM

NXP Semiconductors
Table 26.
T
[1]
[2]
[3]
[4]
SC16C554B_554DB
Product data sheet
Symbol Parameter
t
t
t
t
t
t
t
t
t
t
t
t
t
t
N
27d
28d
30s
30w
30h
30d
31d
31h
32s
32h
32d
33s
33h
RESET
amb
Fig 18. General read timing in 68 mode
Applies to external clock, crystal oscillator max 24 MHz.
Maximum frequency =
RCLK is an internal signal derived from Divisor Latch LSB (DLL) and Divisor Latch MSB (DLM) divisor latches.
Reset pulse must happen when these signals are inactive: CSA, CSB, CSC, CSD, IOW, IOR.
=
−
40
delay from IOW to
set TXRDY
delay from start to reset
TXRDY
address set-up time
chip select strobe width
address hold time
read cycle delay
delay from CS to data
data disable time
write strobe set-up time
write strobe hold time
write cycle delay
data set-up time
data hold time
RESET pulse width
baud rate divisor
°
A0 to A4
D0 to D7
Dynamic characteristics
C to +85
R/W
CS
10.1 Timing diagrams
°
C; tolerance of V
-------------- -
t
w clk
(
1
t
32s
t
)
30s
Conditions
25 pF load
25 pF load
25 pF load
25 pF load
…continued
CC
t
31d
All information provided in this document is subject to legal disclaimers.
±
10 %, unless otherwise specified.
t
30w
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 16-byte FIFOs
Rev. 4 — 8 June 2010
[1]
[4]
Min
200
10
90
15
20
10
10
25
20
15
V
1
t
-
-
-
-
30h
t
CC
31h
= 2.5 V
(2
8T
Max
16
100
t
90
15
RCLK
[3]
30d
-
-
-
-
-
-
-
-
-
-
− 1)
SC16C554B/554DB
Min
10
26
15
20
10
10
25
15
40
5
1
V
-
-
-
-
CC
= 3.3 V
(2
8T
Max
16
26
15
45
RCLK
[3]
-
-
-
-
-
-
-
-
-
-
− 1)
Min
10
20
15
23
15
10
10
20
40
5
1
V
-
-
-
-
CC
© NXP B.V. 2010. All rights reserved.
002aaa210
= 5.0 V
(2
8T
Max
16
40
23
15
RCLK
[3]
-
-
-
-
-
-
-
-
-
-
− 1)
40 of 58
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns