HD64570F16 Renesas Electronics America, HD64570F16 Datasheet - Page 323
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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Bits 7 3: Reserved. These bits always read 0 and must be set to 0.
Bits 2 0 (ECKS2 ECKS0: Expand Clock Input Select): Selects the TCNT clock as shown
below. These bits are cleared at reset.
ECKS2, ECKS1, ECKS0 = 0, 0, 0: TCNT clock rate = BC
ECKS2, ECKS1, ECKS0 = 0, 0, 1: TCNT clock rate = BC/2
ECKS2, ECKS1, ECKS0 = 0, 1, 0: TCNT clock rate = BC/4
ECKS2, ECKS1, ECKS0 = 0, 1, 1: TCNT clock rate = BC/8
ECKS2, ECKS1, ECKS0 = 1, 0, 0: TCNT clock rate = BC/16
ECKS2, ECKS1, ECKS0 = 1, 0, 1: TCNT clock rate = BC/32
ECKS2, ECKS1, ECKS0 = 1, 1, 0: TCNT clock rate = BC/64
ECKS2, ECKS1, ECKS0 = 1, 1, 1: TCNT clock rate = BC/128
Notes: 1.
Bit name
Read/Write
Initial value
2.
Bit 7 to bit 3 are reserved.
These bits always read 0 and must be set to 0.
BC (base clock) is obtained by dividing system
clock
—
—
by eight.
7
0
*1
—
—
6
0
*1
—
—
5
0
*1
—
—
4
0
*1
—
—
3
0
*1
ECKS2
R/W
2
0
Rev. 0, 07/98, page 307 of 453
Expand clock input select
000: BC
001: BC /2
010: BC /4
011: BC /8
100: BC /16
101: BC /32
110: BC /64
111: BC /128
ECKS1
R/W
1
0
*2
*2
*2
*2
*2
*2
*2
*2
ECKS0
R/W
0
0
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