UPD720122GC-9EU-A Renesas Electronics America, UPD720122GC-9EU-A Datasheet - Page 49

• Manufacturer Part Number: UPD720122GC-9EU-A
• Manufacturer: Renesas Electronics America

Specifications of UPD720122GC-9EU-A

• Lead Free Status / RoHS Status: Supplier Unconfirmed

(c) External local bus 16-bit mode DMA demand read transfer timing
L16T45
L16T46
L16T47
L16T48
L16T49
L16T50
L16T51
L16T52
L16T53
L16T54
L16T55
L16T56
L16T57
L16T69
L16T71
L16T72
L16T74
Symbol
Note
Remark It is assumed that the external pin capacitance is 15 pF (data bus = 50 pF).
Can be input after immediately previous EP1_RDB ↑ .
DMA request acknowledge setup time (EP1_RDB ↓ )
DMA demand mode read transfer cycle time
Read command width
Read command inactive time
Read data delay time (EP1_RDB ↓ )
Buffer direction change time (EP1_RDB ↓ )
Read data hold time (EP1_RDB ↑ )
EP1_TCB setup time (EP1_RDB ↓ )
EP1_TCB hold time (EP1_RDB ↓ )
EP1_STOPB delay time (EP1_RDB ↓ )
EP1_STOPB delay time (EP1_RDB ↑ )
DMA request off time (EP1_RDB ↑ )
DMA request acknowledge hold time (EP1_RDB ↑ )
DMA request off time (EP1_DACKB ↓ )
DMA request off time (EP1_DACKB ↓ ) 1 cycle transfer
DMA request on time (EP1_DACKB ↑ )
DMA request off time (EP1_RDB ↓ )
Parameter
Data Sheet S16685EJ3V0DS
Min.
91
57
34
17
0
−
−
4
0
−
3
−
0
−
−
−
−
Typ.
µ
Note
PD720122
Max.
57
14
15
59
38
38
88
60
∞
∞
∞
∞
∞
∞
−
−
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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