HD64570F Renesas Electronics America, HD64570F Datasheet - Page 200
HD64570F
Manufacturer Part Number
HD64570F
Description
IC SCA SRL COMM ADAPTER 88QFP
Manufacturer
Renesas Electronics America
Datasheet
1.HD64570F.pdf
(469 pages)
Specifications of HD64570F
Applications
ISDN
Interface
Serial
Voltage - Supply
4.5 V ~ 5.5 V
Package / Case
88-QFP
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64570F
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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
- Current page: 200 of 469
- Download datasheet (2Mb)
In the character assembly process, the receiver samples data every other bit cycle. On detecting
the most significant bit (MSB) or the parity bit (if present), the receiver checks the stop bit after a
delay of one bit cycle. If the RXD line is high (normal), the receiver begins start bit searching
immediately. If the line is low (framing error), the receiver begins start bit searching after a delay
of half a bit cycle.
In 1/16, 1/32, or 1/64 clock mode, the noise suppression function operates for start bit, character,
parity bit, and stop bit sampling.
The noise suppression function operates by using the RXD line level that occurs in two of three
sampling timings, which are the current sampling timing and the two preceding sampling timings
(figure 5.19).
In asynchronous mode, the receivable character length is 8 to 5 bits, which is specified with the
RXCHR1 RXCHR0 bits of MD1.
Figure 5.20 shows the receive data format. When the character length is 7 to 5 bits, the high-order
bits are padded with 0s.
Rev. 0, 07/98, page 184 of 453
Receive clock
Receive line
Sampling data
Start bit search
Figure 5.19 Noise Suppression Function
Start bit detected
Start bit check
Related parts for HD64570F
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER H8S2456 SHARPE DSPLY
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C38C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C35C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8CL3AC+LCD APPS
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR RX610
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R32C/118
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV RSK-R8C/26-29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR SH7124
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR H8SX/1622
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV FOR SH7203
Manufacturer:
Renesas Electronics America
Datasheet: