DS89C430-QNL+ Dallas Semiconductor, DS89C430-QNL+ Datasheet - Page 8

• Manufacturer Part Number: DS89C430-QNL+
• Description: 8BIT CISC 16KB FLASH 33MHZ 5V 44PLCC
• Manufacturer: Dallas Semiconductor

Specifications of DS89C430-QNL+

• Eeprom Memory: 0 Bytes
• Input Output: 32
• Interface: UART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin PLCC
• Programmable Memory: 16K Bytes
• Ram Size: 1K Bytes
• Speed: 33 MHz
• Timers: 4-8-bit, 3-16-bit
• Voltage, Range: 4.5-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part

Figure 2. Page Mode 1 Timing
Figure 3. Page Mode 2 Timing
XTAL1
XTAL1
PSEN
Port 0
Port 2
PSEN
Port 0
Port 2
ALE
RD
WR
ALE
RD
WR
LSB
OPCODE
MSB
t
AVIV2
t
t
t
AVLL
AVLL2
LLIV
t
LSB
LSB
t
t
CLCL
PXIX
t
CLCL
LLAX
OPCODE
MOVX
t
LLPL
t
PLIV
t
AVLL2
LSB
t
AVIV0
LSB
MOVX
MOVX
t
PXIZ
t
MSB
PLPH
LSB
MOVX
t
LHLL
t
t
t
t
LLAX3
RHDX
LSB
LLWL
RLRH
DS89C430/DS89C450 Ultra-High-Speed Flash Microcontrollers
t
t
t
DATA
t
RLDV
AVDV2
AVDV0
8 of 48
AVDV2
MSB
t
LLDV
t
t
LHLL
LSB
AVLL3
t
t
RLRH
AVWL2
MSB
t
DATA
LLAX3
t
RLDV
t
t
t
LSB
PLPH
LLAX
PXIX
t
t
t
RHDX
PLAZ
RHDZ
MSB
OPCODE
t
AVIV2
t
PLIV
LSB
MSB
t
AVWL0
OPCODE
t
LSB
WLWH
t
t
t
LLAX2
QVWX
AVWL2
DATA
MSB
t
t
WHLH
LSB
WHQX
t
LLWL
MSB
t
t
t
WLWH
LLAX2
WHLH
t
QVWX
DATA
t
WHQX