MM58174AN National Semiconductor, MM58174AN Datasheet - Page 6

• Manufacturer Part Number: MM58174AN
• Description: IC MPU CLOCK CAL 16DIP +DATA
• Manufacturer: National Semiconductor
• Type: Clock/Calendarr

Specifications of MM58174AN

• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 2.2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Memory Size: -
• Other names: *MM58174AN; 58174; MM58174

Figure 6 gives detailed timing for the transfer of data from
Timing Waveforms
READ MODE
peripheral to microprocessor See Table IV
All times are measured from (or to) valid logic ‘‘0’’ level
0 8V or valid logic ‘‘1’’ level
FIGURE 6 Read Cycle Waveforms
FIGURE 8 Typical Supply Current vs Supply Voltage during Power Down
e
2 0V
FIGURE 5 Typical Microprocessor Interface
TL F 6681–7
e
6
Figure 7 gives detailed timing for the transfer of data from
WRITE MODE
microprocessor to peripheral See Table V
FIGURE 7 Write Cycle Waveforms
TL F 6681– 9
TL F 6681 – 6
TL F 6681– 8