SC28L92A1B,557 NXP Semiconductors, SC28L92A1B,557 Datasheet - Page 59

• Manufacturer Part Number: SC28L92A1B,557
• Description: IC UART DUAL W/FIFO 44-PQFP
• Manufacturer: NXP Semiconductors
• Series: IMPACTr
• Type: Dual UARTr

Specifications of SC28L92A1B,557

• Number Of Channels: 2, DUART
• Package / Case: 44-MQFP, 44-PQFP
• Features: False-start Bit Detection
• Fifo's: 16 Byte
• Voltage - Supply: 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
• Data Rate: 0.2304 MBd
• Supply Voltage (max): 3.63 V or 5.5 V
• Supply Voltage (min): 2.97 V or 4.5 V
• Supply Current: 25 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3.3 V or 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-1211; 935263294557; SC28L92A1B

NXP Semiconductors
SC28L92_7
Product data sheet
Fig 12. Bus timing, read cycle (68xxx mode)
Fig 13. Bus timing, write cycle (68xxx mode)
D0 to D7
D0 to D7
A0 to A3
A0 to A3
DACKN LOW requires two rising edges of X1 clock after CEN is LOW.
DACKN LOW requires two rising edges of X1 clock after CEN is LOW.
X1/CLK
DACKN
X1/CLK
DACKN
R/WN
R/WN
CEN
CEN
Rev. 07 — 19 December 2007
3.3 V/5.0 V Dual Universal Asynchronous Receiver/Transmitter
t
t
t
AS
DA
AS
t
t
t
CS
not valid
CS
t
CSC
CSC
t
DD
t
DS
t
t
AH
AH
t
t
DCW
DCR
data valid
t
t
DAT
DAT
t
DF
t
t
t
t
RWD
t
RWD
DH
CH
CH
t
t
DAH
DAH
SC28L92
© NXP B.V. 2007. All rights reserved.
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