DS2250-64-16 Maxim Integrated Products, DS2250-64-16 Datasheet - Page 12

• Manufacturer Part Number: DS2250-64-16
• Description: IC MICROCNTRLR 64X8 16MHZ 40SIMM
• Manufacturer: Maxim Integrated Products
• Series: DS225xr

Specifications of DS2250-64-16

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SIO, UART/USART
• Peripherals: Power-Fail Reset, WDT
• Number Of I /o: 32
• Program Memory Type: SRAM
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 4.75 V ~ 5.25 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-SIMM
• Processor Series: DS2250
• Core: 8051
• Data Bus Width: 8 bit
• Program Memory Size: 64 KB
• Data Ram Size: 64 KB
• Interface Type: 3-Wire, RS-232, UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 2
• Operating Supply Voltage: 4.75 V to 5.25 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No

AC CHARACTERISTICS—EXTERNAL CLOCK DRIVE
(V
AC CHARACTERISTICS—SERIAL PORT TIMING: MODE 0
(V
SERIAL PORT TIMING: MODE 0
28
29
30
31
35
36
37
38
39
#
#
CC
CC
= 5V ±5%, T
= 5V ±5%, T
PARAMETER
External Clock High Time
External Clock Low Time
External Clock Rise Time
External Clock Fall Time
PARAMETER
Serial Port Cycle Time
Output Data Setup to Rising Clock Edge
Output Data Hold after Rising Clock Edge
Clock Rising Edge to Input Data Valid
Input Data Hold after Rising Clock Edge
A
A
= 0°C to +70°C.)
= 0°C to +70°C.)
@ 12 MHz
@ 16 MHz
@ 12 MHz
@ 16 MHz
@ 12 MHz
@ 16 MHz
@ 12 MHz
@ 16 MHz
12 of 18
SYMBOL
SYMBOL
t
t
CLKHPW
CLKLPW
t
t
t
t
t
t
t
CHDIV
SPCLK
DOCH
CHDO
CHDV
CLKR
CLKF
10t
2t
CLK
12t
CLK
MIN
MIN
20
15
20
15
0
CLK
-117
-133
10t
MAX
MAX
CLK
20
15
20
15
-133
UNITS
UNITS
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns