HD64570F Renesas Electronics America, HD64570F Datasheet - Page 23

• Manufacturer Part Number: HD64570F
• Description: IC SCA SRL COMM ADAPTER 88QFP
• Manufacturer: Renesas Electronics America

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

Timer constant
(TCONR)
register
Comparator
Timer up-
counter
(TCNT)
Figure 1.4 Timer Block Diagram
T0IRQ
T1IRQ
T2IRQ
T3IRQ
Clock
Counter
reset
Internal data bus
CMF ECMI — TME — — — —
Timer expand prescale register (TEPR)
— — — — —
* Base clock
Timer control/status
register (TCSR)
Rev. 0, 07/98, page 7 of 453
8
3
Divider
– N
N =
2 – 2
. .
0
ECKS2 ECKS1 ECKS0
7
BC*
– 8
. .