DS5003FPM-16+ Maxim Integrated Products, DS5003FPM-16+ Datasheet - Page 10

• Manufacturer Part Number: DS5003FPM-16+
• Description: IC MICROPROCESSOR SECURE 80-MQFP
• Manufacturer: Maxim Integrated Products
• Series: DS500xr

Specifications of DS5003FPM-16+

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, SIO, UART/USART
• Peripherals: Power-Fail Reset, WDT
• Number Of I /o: 32
• Program Memory Type: SRAM
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 80-MQFP, 80-PQFP
• Processor Series: DS5003
• Core: 8051
• Data Bus Width: 8 bit
• Program Memory Size: 32 KB, 64 KB, 128 KB
• Data Ram Size: 32 KB, 64 KB, 128 KB
• Interface Type: UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 2
• Operating Supply Voltage: 4.5 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Secure Microprocessor Chip
Figure 5. Serial Port Timing (Mode 0)
Figure 6. Byte-Wide Bus Timing
10
PE3, PE4, OR CE1N
INPUT DATA
DATA OUT
______________________________________________________________________________________
CE1, CE2, CE3,
CE4, PE1, PE2,
CLOCK
WRITE TO SBUF REGISTER
CLEAR RI
BA0–BA14
ALE
CE1, CE2,
BD0–BD7
OR CE1N
XTAL2
R/W
ALE
t
DATA IN
CEL1LPA
PC OUT
0
1
t
OVCE1H
2
t
CEL1HPA
MACHINE CYCLE
3
PC OUT
t
1
DOCH
DATA IN
0
VALID
4
t
CHDIV
5
t
CE1HOV
t
2
CHDO
1
t
t
SPCLK
CELDA
6
DPL AND (DPH OR P2 SFR OUT)
VALID
t
DACEH
1
t
3
CHDV
t
2
2
CEPW
DATA IN
VALID
MACHINE CYCLE
3
t
CEHDA
4
4
3
t
VALID
CEHDV
5
PC OUT
5
6
DATA
4
VALID
t
RWLDV
t
AVRWL
t
CELDA
6
DPL AND (DPH OR P2 SFR OUT)
6
5
VALID
1
DATA OUT
t
t
RWLPW
CEPW
2
7
MACHINE CYCLE
6
3
VALID
t
CEHDA
4
8
t
t
RWHDV
CEHDV
7
5
PC OUT
SET TI
SET RI
6