lm12l458civf National Semiconductor Corporation, lm12l458civf Datasheet - Page 16
lm12l458civf
Manufacturer Part Number
lm12l458civf
Description
12-bit Sign Data Acquisition System With Self-calibration
Manufacturer
National Semiconductor Corporation
Datasheet
1.LM12L458CIVF.pdf
(29 pages)
- Current page: 16 of 29
- Download datasheet (892Kb)
www.national.com
Timing Diagrams
outputs. (Continued)
V
DMARQ, D0–D15 outputs.
22: INT high from RD low
A
+ = V
11: WR pulse width
13: WR high to next WR or RD low
14: Data valid to WR high set-up time
15: Data valid to WR high hold time
8: RD pulse width
9: RD high to next RD or WR low
D
+ = +3.3V, t
R
= t
F
= 3 ns, C
V
A
+ = V
L
D
FIGURE 11. Non-Multiplexed Data Bus (ALE = 1)
= 100 pF for the INT,
+ = +3.3V, t
FIGURE 12. Interrupt and DMARQ
R
= t
F
= 3 ns, C
16
16: RD low to data bus out of TRI-STATE
17: RD high to TRI-STATE
18: RD low to data valid (access time)
19: Address invalid from RD or WR high (hold time)
20: CS low or address valid to RD low
21: CS low or address valid to WR low
L
23: DMARQ low from RD low
= 100 pF for the INT, DMARQ, D0–D15
01171121
01171120
Related parts for lm12l458civf
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Freescale Semiconductor Technical Data
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Self-calibrating 12-bit Plus Sign Serial I/o A/d Converters With Mux And Sample/hold
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Pllatinum Tm Fractional N Rf / Integer N If Dual Low Power Frequency Synthesizer
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Pllatinum? 2.0 Ghz Frequency Synthesizer For Rf Personal Communications
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Pllatinumtm 160 Mhz Frequency Synthesizer For Rf Personal Communications
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Dual N-channel Enhancement Mode Field Effect Transistor
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Video Amplifier System (obsolete)
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Synchronous Step-up DC/DC Converter For White Led Applications
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
CLC420 - High Speed, Voltage Feedback op Amp, Package: Lcc, Pin Nb=20
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Monolithic Triple 4.5 CRT Driver
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Differential Video Amplifier
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
ADC10061 - 10-Bit 600 NS A/D Converter With Input Multiplexer And Sample/Hold, Package: Soic Wide, Pin Nb=20
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
DS36277 - Dominant Mode Multipoint Transceiver, Package: Soic Narrow, Pin Nb=8
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Printer Solenoid Driver
Manufacturer:
National Semiconductor Corporation
Datasheet:
Part Number:
Description:
Quad High Speed Trapezoidal Bus Transceiver
Manufacturer:
National Semiconductor Corporation
Datasheet: