ST16C554DIJ68-F Exar Corporation, ST16C554DIJ68-F Datasheet - Page 15

• Manufacturer Part Number: ST16C554DIJ68-F
• Description: IC UART FIFO 16B QUAD 68PLCC
• Manufacturer: Exar Corporation
• Type: Quad UART with 16-byte FIFOsr

Specifications of ST16C554DIJ68-F

• Number Of Channels: 4, QUART
• Package / Case: 68-LCC (J-Lead)
• Features: *
• Fifo's: 16 Byte
• Protocol: RS232
• Voltage - Supply: 2.97 V ~ 5.5 V
• With Auto Flow Control: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• With Cmos: Yes
• Mounting Type: Surface Mount
• Data Rate: 1.5 Mbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.97 V
• Supply Current: 6 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage: 3.3 V, 5 V
• No. Of Channels: 4
• Supply Voltage Range: 2.97V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: PLCC
• No. Of Pins: 68
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 1016-1267-5

REV. 4.0.1
Each UART channel in the 554 has its own set of configuration registers selected by address lines A0, A1 and
A2 with a specific channel selected (See
and
3.0 UART INTERNAL REGISTERS
A2,A1,A0 A
Table
0
0
0
0
0
1
1
1
1
0
8.
0 0
0 1
0 1
1 0
1 1
0 0
0 1
1 0
1 1
0 0
DDRESSES
T
ABLE
RHR - Receive Holding Register
THR - Transmit Holding Register
DLL - Divisor LSB
DLM - Divisor MSB
IER - Interrupt Enable Register
ISR - Interrupt Status Register
FCR - FIFO Control Register
LCR - Line Control Register
MCR - Modem Control Register
LSR - Line Status Register
MSR - Modem Status Register
SPR - Scratch Pad Register
7: UART CHANNEL A AND B UART INTERNAL REGISTERS
16C550 C
R
Table 1
EGISTER
and
OMPATIBLE
15
Table
2.97V TO 5.5V QUAD UART WITH 16-BYTE FIFO
R
2). The complete register set is shown on
EGISTERS
R
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read-only
Write-only
Read-only
Write-only
Read-only
Read-only
EAD
/W
RITE
ST16C554/554D
C
LCR[7] = 0
LCR[7] = 1
LCR[7] = 0
LCR[7] = 0
OMMENTS
Table 7