UPD720122GC-9EU-A Renesas Electronics America, UPD720122GC-9EU-A Datasheet - Page 54
UPD720122GC-9EU-A
Manufacturer Part Number
UPD720122GC-9EU-A
Description
Manufacturer
Renesas Electronics America
Datasheet
1.UPD720122GC-9EU-A.pdf
(86 pages)
Specifications of UPD720122GC-9EU-A
Lead Free Status / RoHS Status
Supplier Unconfirmed
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
UPD720122GC-9EU-A
Manufacturer:
NEC
Quantity:
20 000
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(d) External local bus 16-bit mode DMA demand write transfer timing
(Overall)
52
L16T58
L16T59
L16T60
L16T61
L16T62
L16T63
L16T64
L16T65
L16T66
L16T67
L16T70
L16T73
L16T75
Symbol
Note
Remark It is assumed that the external pin capacitance is 15 pF (data bus = 50 pF).
EP2_DACKB
EP2_DRQB
EP2_WRB
LD15 to LD0
EP2_TCB
Can be input after previous EP2_WRB ↑ .
DMA request acknowledge setup time (EP2_WRB ↓ )
DMA demand mode write transfer cycle time
Write command width
Write command inactive time
Write data setup time (EP2_WRB ↑ )
Write data hold time (EP2_WRB ↑ )
EP2_TCB setup time (EP2_WRB ↓ )
EP2_TCB hold time (EP2_WRB ↓ )
DMA request off time (EP2_WRB ↑ )
DMA request acknowledge hold time (EP2_WRB ↑ )
DMA request off time (EP2_DACKB ↓ )
DMA request on time (EP2_DACKB ↑ )
DMA request off time (EP2_WRB ↓ )
L16t
High level
58
L16t
L16t
62
1 cycle
60
L16t
L16t
59
L16t
Parameter
61
63
Data Sheet S16685EJ3V0DS
Min.
72
38
34
10
17
0
0
0
−
0
−
−
−
N − 1 cycle
Typ.
L16t
66
µ
Note
PD720122
Max.
60
38
88
60
∞
∞
∞
∞
∞
∞
∞
∞
N cycle
Unit
L16t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
67
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