PSD303B-70M STMicroelectronics, PSD303B-70M Datasheet - Page 6

• Manufacturer Part Number: PSD303B-70M
• Description: MCU 8BIT PROGRM 70NS 44-PQFP
• Manufacturer: STMicroelectronics

Specifications of PSD303B-70M

• Applications: *
• Interface: *
• Voltage - Supply: *
• Package / Case: 44-MQFP, 44-PQFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 1.
PSD3XX
Family
Architecture
AD0–AD7
AD8–AD15
ALE/AS
RD/E/DS
WR/R/W
BHE/PSEN
RESET
A19/CSI
**
**
Not available for 3X1 devices.
SRAM not available on “R” versions.
A
C
H
A
C
H
L
T
L
T
ALE/AS
A11–A15
A8–A10
CONTROL
SIGNALS
PROG.
A19/CSI
ALE/AS
RD
WR
RESET
D8–D15
A0–A7
AD0–AD7/D0–D7
PAGE LOGIC
P3–P0
OPTIONAL
PAD A
13 P.T.
D0–D7
MUX
16/8
RS0
ES7
ES6
ES5
ES4
ES3
ES2
ES1
ES0
*
256Kb TO 1Mb
X8, X16
MUX or NON–MUX BUSSES
SECURITY MODE
CSIOPORT
OPTIONAL
16K BIT
EPROM
CONFIGURATION
SRAM
A19/CSI
ALE/AS
RD
WR
RESET
**
PROG. CHIP
D8–D15
PAD B
27 P.T.
TRACK MODE
SELECTS
CSIOPORT
LOGIC IN
A16–A18
CS0–
CS7
CS8–
CS10
PROG.
PROG.
PROG.
PSD3XX Family
PORT
PORT
PORT
PORT
PORT
PORT
EXP.
EXP.
EXP.
C
B
A
PC0–
PC2
PB0–
PB7
PA0–
PA7
3