ADUC7025BCPZ32-RL7 AD [Analog Devices], ADUC7025BCPZ32-RL7 Datasheet - Page 10

• Manufacturer Part Number: ADUC7025BCPZ32-RL7
• Description: Precision Analog Microcontroller 12-bit Analog I/O, ARM7TDMI MCU
• Manufacturer: AD [Analog Devices]

ADuC7019/20/21/22/24/25/26/27
Table 3. External Memory Read Cycle
Parameter
CLK
T
T
T
T
T
T
T
T
T
T
T
A/D[15:0]
MS_AFTER_CLKH
ADDR_AFTER_ CLKH
AE_H_AFTER_MS
AE
HOLD_ADDR_AFTER_AE_L
RD_L_AFTER_AE_L
DATA_AFTER_RD_L
RD
RD_H_AFTER_CLKH
HOLD_DATA_AFTER_RD_H
RELEASE_MS_AFTER_RD_H
ECLK
BEN1
BEN0
GP0
A16
WR
AE
RD
FFFF
T
MS_AFTER_CLKH
CLK
T
ADDR_AFTER_CLKH
T
AE_H_AFTER_MS
T
234B
AE
Min
4
4
8
0
Typ
UCLK
½ CLK
(XMxPAR[14:12] + 1) x CLK
½ CLK + (!XMxPAR[10]) x CLK
½ CLK + (!XMxPAR[10] + !XMxPAR[9]) x CLK
(XMxPAR[3:0] + 1) x CLK
(!XMxPAR[9]) x CLK
CLK
T
RD_L_AFTER_AE_L
T
HOLD_ADDR_AFTER_AE_L
CDEF
T
T
DATA_AFTER_RD_L
RD
Figure 4. External Memory Read Cycle
D14A
Rev. A | Page 10 of 92
T
RD_H_AFTER_CLKH
T
HOLD_DATA_AFTER_RD_H
234A
T
RELEASE_MS_AFTER_RD_H
89AB
Max
8
16
12
4
Unit
ns
ns
ns
ns