HD64570F16 Renesas Electronics America, HD64570F16 Datasheet - Page 39
HD64570F16
Manufacturer Part Number
HD64570F16
Description
IC SCA SRL COMM ADAPTER 88QFP
Manufacturer
Renesas Electronics America
Datasheet
1.HD64570F16.pdf
(469 pages)
Specifications of HD64570F16
Applications
ISDN
Interface
Serial
Voltage - Supply
4.75 V ~ 5.25 V
Package / Case
88-QFP
Mounting Type
Surface Mount
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temp Range
-20C to 75C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64570F16
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
HD64570F16
Manufacturer:
HITACHI/日立
Quantity:
20 000
Company:
Part Number:
HD64570F16V
Manufacturer:
INFINEON
Quantity:
12 000
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1.7.7
The transmitter (figure 1.11) loads parallel data supplied from the data bus into a transmit FIFO
consisting of 32 eight-bit registers. Next, according to the selected transmission format, it moves
the data into a transmit shift register which converts them to serial data. Data are transmitted LSB
first.
TRB:
Async: Asynchronous mode
COP:
BOP:
‡ :
bit (1)
Stop
1
MSCI TX/RX buffer register
Byte-synchronous mode
Bit-synchronous mode
Transmit data flow
Transmitter
(32-byte FIFO)
Transmit shift
register (8)
Transmit
TRB
buffer
Figure 1.11 Block Diagram of the MSCI Transmitter
Async
(8)
Transmit controller
(1)
32-Stage
EOM/MP bit
command FIFO
Parity
Internal data bus
(1)
BOP, COP
Break send
Async
Transmit CRC
calculator (16)
Flag, abort, idle, or SYN
character transmission
TX pattern
register
'0' Insertion
COP,
BOP
COP, BOP
Numbers in parentheses are bit lengths.
From receiver
(local loop back,
auto echo)
Baud rate
generator
Rev. 0, 07/98, page 23 of 453
Encoder
(1)
To receiver
(local loop back)
TXD
TXC
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