PSD4235G2-12UIT STMICROELECTRONICS [STMicroelectronics], PSD4235G2-12UIT Datasheet - Page 116

• Manufacturer Part Number: PSD4235G2-12UIT
• Description: Flash in-system programmable (ISP) peripherals for 16-bit MCUs (3.3 V supply)
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

DC and AC parameters
Table 68.
1. Any input used to select Port F Data Peripheral mode.
2. RD has the same timing as DS, LDS, UDS, and PSEN (in 8031 combined mode).
3. Data is already stable on Port F.
4. RD has the same timing as DS, LDS, UDS, and PSEN (in 8031 combined mode).
Table 69.
1. WR has the same timing as the E, LDS, UDS, WRL, and WRH signals.
2. Data stable on ADIO pins to data on Port F.
Figure 47. Reset (RESET) timing
Table 70.
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t
t
t
t
t
t
t
t
t
t
t
t
AVQV–PF
SLQV–PF
RLQV–PF
DVQV–PF
QXRH–PF
RLRH–PF
RHQZ–PF
WLQV–PF
DVQV–PF
WHQZ–PF
NLNH
NLNH–PO
Symbol
Symbol
Symbol
V
RESET
CC
Port F Peripheral Data Mode Read timing
Port F Peripheral Data Mode Write timing
Reset (RESET) timing
RESET Active low time
Power-on Reset Active low time
Address Valid to Data Valid
CSI Valid to Data Valid
RD to Data Valid
RD to Data Valid 8031 Mode
Data In to Data Out Valid
RD Data Hold time
RD Pulse Width
RD to Data high-Z
WR to Data Propagation Delay
Data to Port F Data Propagation Delay
WR Invalid to Port F Tri-state
Power-On Reset
Parameter
V
t NLNH-PO
CC
(min)
Parameter
Parameter
(1)
t OPR
Conditions
(2)(3)
(1)
(4)
Conditions
Conditions
(1)
(2)
(1)
Min
35
0
-90
Max
50
35
35
45
34
38
Min
Warm Reset
-90
t NLNH-A
Min
300
t NLNH
1
Min
Max
36
0
40
35
35
-12
Max
Min
50
40
40
45
38
40
Max
-12
t OPR
PSD4235G2V
Turbo
+ 20
+ 20
Max
Off
43
38
33
AI02866b
Unit
Unit
Unit
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns