Maxim-integrated DS5001FP Manual do Utilizador

1 of 26 052302Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiplerevisions of any d

DS5001FP10 of 26Figure 6. DS5001FP CONNECTION TO 64k x 8 SRAMPOWER MANAGEMENTThe DS5001FP monitors VCC to provide power-fail reset, early warning powe

DS5001FP11 of 26ABSOLUTE MAXIMUM RATINGS*Voltage Range on Any Pin Relative to Ground -0.3V to (VCC + 0.5V)Voltage Range on VCC Related to Ground -0.3

DS5001FP12 of 26DC CHARACTERISTICS (continued) (TA = 0°C to +70°C; VCC = 5V ±10%)PARAMETER SYMBOL MIN TYP MAX UNITS NOTESInput Leakage Cur

DS5001FP13 of 26AC CHARACTERISTICSEXPANDED BUS MODE TIMING SPECIFICATIONS (TA

DS5001FP14 of 26EXPANDED PROGRAM-MEMORY READ CYCLEEXPANDED DATA-MEMORY READ CYCLE

DS5001FP15 of 26EXPANDED DATA-MEMORY WRITE CYCLE

DS5001FP16 of 26AC CHARACTERISTICS (continued)EXTERNAL CLOCK DRIVE (TA = 0°C to +70°C; VCC = 5V ±10%)# PARAMETER SYMBOL MIN

DS5001FP17 of 26AC CHARACTERISTICS (continued)POWER CYCLE TIME (TA = 0°C to +70°C; VCC = 5V ±10%)# PARAMETER SYMBOL

DS5001FP18 of 26AC CHARACTERISTICS (continued)SERIAL PORT TIMING, MODE 0 (TA = 0°C to +70°C; VCC = 5V ±10%)# PARAMETER SYMBOL MIN MAX

DS5001FP19 of 26AC CHARACTERISTICS (continued)BYTE-WIDE ADDRESS/DATA BUS TIMING

DS5001FP2 of 26DESCRIPTIONThe DS5001FP 128k soft microprocessor chip is an 8051-compatible microprocessor based on NV RAMtechnology and designed for s

DS5001FP20 of 26BYTE-WIDE BUS TIMINGRPC AC CHARACTERISTICS, DBB READ (TA = 0°C to +70°C; VCC = 5V ±10%)# PARAMETER SYMBOL MIN MAX UNITS54CS , A0 Set

DS5001FP21 of 26RPC AC CHARACTERISTICS, DBB WRITE (TA = 0°C to +70°C; VCC = 5V ±10%)# PARAMETER SYMBOL MIN MAX UNITS60CS , A0 Setup to WRtAW0ns61ACS

DS5001FP22 of 26RPC TIMING MODE

DS5001FP23 of 26NOTES:All parameters apply to both commercial and industrial temperature operation unless otherwise noted.1) All voltages are referen

DS5001FP24 of 2680-PIN MQFPMMDIMMIN MAXA -3.40A1 0.25 -A2 2.55 2.87B 0.30 0.50C 0.13 0.23D 23.70 24.10D1 19.90 20.10E 17.70 18.10E1 13.90 14.10e 0.80

DS5001FP25 of 2644-PIN MQFP

DS5001FP26 of 26REVISION HISTORYThe following represent the key differences between 112795 and 073096 version of the DS5001FP datasheet. Please review

DS5001FP3 of 26Figure 1. BLOCK DIAGRAM

DS5001FP4 of 26PIN DESCRIPTION80-PINMQFP44-PINMQFPSIGNAL DESCRIPTION11, 9, 7,5, 1, 79,77, 7531(P0.5)P0.0–P0.7General-Purpose I/O Port 0. This port is

DS5001FP5 of 2633, 35,379 and A15 respectively.71, 69,67, 65,61, 59,57, 5528, 26,24, 23,21, 20,19, 18BD7–0Byte-Wide Data-Bus Bits 7–0. This 8-bit, bid

DS5001FP6 of 26INSTRUCTION SETThe DS5001FP executes an instruction set that is object code-compatible with the industry standard 8051microcontroller.

DS5001FP7 of 26Figure 3. MEMORY MAP IN PARTITIONABLE MODE (PM = 0)Note: Partitionable mode is not supported when MSEL pin = 0 (128kB mode).

DS5001FP8 of 26Figure 4. MEMORY MAP WITH PES = 1

DS5001FP9 of 26Figure 5 illustrates a typical memory connection for a system using a 128kB SRAM. Note that in thisconfiguration, both program and data