HI3-7151A-9 INTERSIL [Intersil Corporation], HI3-7151A-9 Datasheet - Page 6

• Manufacturer Part Number: HI3-7151A-9
• Description: 10-Bit, High Speed, A/D Converter with Track and Hold
• Manufacturer: INTERSIL [Intersil Corporation]

AC Electrical Specifications
NOTES:
10. Maximum specification to prevent multiple triggering with WR.
11. All input drive signals are specified with t
12. t
13. t
14. trx is the time required for the data output level to change by 10% in response to RD crossing a voltage level of 1.4V. V
Clock Input Duty Cycle
Continuous Conversion Time
Slow Memory Mode Conversion
Time
Continuous Throughput
CLOCK Period
CLOCK to HOLD Rise Delay
WR Pulse Width
WR to HOLD Delay
Busy to Data
WR to RD Active
CLOCK to HOLD Fall Delay
HOLD to DATA change
RD LO to Active
RD HI to Inactive
HBE to DATA
CS to DATA
RD to BUSY
Rise Time
Fall Time
8. Slow memory mode timing.
9. Fast memory or DMA mode of operation, except the first conversion which is equal to t
considered to change state as it crosses a 1.4V threshold (except t
measured with R
(including stray) to DG.
measured with R
(including stray) to DG.
r
RD
and t
is the time required for the data output level to change by 10% in response to RD crossing a voltage level of 1.4V. High-Z to V
f
PARAMETER
load is C
L
L
L
= 100pF (including stray capacitance) to DG and is measured from the 10 - 90% point.
= 2.5kΩ and C
= 2.5kΩ and C
C
V+ = 5V ±10%, V- = -5V ±10%, V
L
= 100pF (including stray for D0 - D9, OVR, HOLD, BUSY), Unless Otherwise Specified (Note 11)
L
L
= 100pF (including stray) to DG. High-Z to V
= 10pF (including stray) to DG. V
SYMBOL
t
t
t
t
t
t
CONV
t
t
CKHR
t
HOLD
CKHF
BUSY
t
DATA
WRD
WRL
CYC
t
t
SPS
t
t
t
t
CK
BD
RD
RX
AD
CD
r
D
t
t
r
f
= t
f
≤ 20ns and shall swing from V
NOTES
5, 8, 10
5, 13
5, 14
5, 12
5, 12
5, 8
5, 8
5, 8
5, 8
5, 9
5, 9
5
9
9
9
5
5
5
5
-
HI-7151
MIN
150
200
100
100
45
60
50
-
-
-
-
-
-
-
-
-
-
-
-
-
REF
6
RD
= 2.5V, T
1/f
OL
TYP
290
113
125
200
25
and t
50
80
40
75
25
70
95
35
50
45
CLK
-
-
-
-
-
o
to High-Z is measured with R
C
IL
RX
-0.4V to V
A
).
f
OL
MAX
CLK
= 25
tck/2
+0.9
3tck
4tck
500
170
200
250
400
150
150
180
200
100
100
55
10
60
-
-
is measured with R
/3
o
C, f
CONV
IH
CLK
MIN
140
225
100
0
+0.4V for all timing specifications. A signal is
45
60
40
90
-
-
-
-
-
-
-
-
-
-
-
-
-
o
.
C to 75
= 300kHz, 50% Duty Cycle,
f
MAX
CLK
tck/2
+0.9
3tck
4tck
525
200
230
275
550
190
165
210
200
125
120
55
10
80
o
-
-
C
/3
L
L
= 2.5kΩ to V+ and C
= 2.5 kΩ to V+ and C
-40
MIN
120
225
100
45
60
25
70
-
-
-
-
-
-
-
-
-
-
-
-
-
o
C to 85
f
CLK
MAX
tck/2
+0.9
3tck
4tck
525
200
230
275
550
190
165
210
200
125
120
OH
55
10
80
3
-
-
o
/3/
C
to High-Z is
L
L
UNITS
= 100pF
= 10pF
sps
µs
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
OH
is