UPD720122GC-9EU-A Renesas Electronics America, UPD720122GC-9EU-A Datasheet - Page 52

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

Specifications of UPD720122GC-9EU-A

• Lead Free Status / RoHS Status: Supplier Unconfirmed

(Retransmission timing)
(If EP1_TCB is input when retransmission is executed)
50
EP1_DRQB
EP1_DACKB
EP1_RDB
LD15 to LD0
EP1_TCB
EP1_STOPB
DMA transfer retry timing
If EP1_DACKB is deasserted without RDB
access after EP1_DRQB has been
deasserted, EP1_DRQB is asserted again.
However, note that the retry operation
cannot be performed in the 8-bit mode.
EP1_DRQB
EP1_DACKB
EP1_RDB
EP1_TCB
High level
High level
Last − 1
L16t
VALID
56
L16t
Data Sheet S16685EJ3V0DS
52
L16t
L16t
72
L16t
L16t
69
45
53
L16t
54
L16t
EP1_STOPB is not asserted in the case of
a full packet.
69
Last
VALID
µ
PD720122
L16t
55