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BH2715FV Datasheet(PDF) 5 Page - Rohm

Part No. BH2715FV
Description  Successive Approximation A/D Converter
Download  18 Pages
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Maker  ROHM [Rohm]
Homepage  http://www.rohm.com
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BH2715FV Datasheet(HTML) 5 Page - Rohm

 
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BH2715FV
5/14
© 2016 ROHM Co., Ltd. All rights reserved.
www.rohm.com
TSZ22111・15・001
TSZ02201-0RCR1N300010-1-2
25.Feb.2016 Rev.002
Electrical Characteristics
(Unless otherwise specified, VDD=2.7 to 5.25V, fSCLK=0.8 to 3.52MHz, fSAMPLE=50 to 220kSPS, CL=10pF, TA=-25 to +85°C,
Typical values are at VDD=5V and TA=25°C)
Parameter
Symbol
Limits
Unit
Condition
Min
Typ
Max
<Static Converter Characteristics>
Resolution with No missing codes
RES
10
-
-
Bits
TA=25°C
Integral Non-Linearity
INL
-1.5
-
+1.5
LSB
TA=25°C, End point method
Differential Non-Linearity
DNL
-1.2
-
+1.2
LSB
TA=25°C
Offset Error
ZE
-1
-
+1
LSB
TA=25°C
Full Scale Error
FSE
-1
-
+1
LSB
TA=25°C
<Analog Input Characteristics>
Input Voltage Range
VIN
0
-
VA
V
Input DC Leakage Current
ILEAK
-1
-
+1
µA
Input Capacitance
CINA
-
32
-
pF
In the Track mode
<Digital Input Characteristics>
High Input Voltage1
VIH1
2.1
-
-
V
VDD=2.7 to 3.6V
High Input Voltage2
VIH2
2.4
-
-
V
VDD=4.75 to 5.25V
Low Input Voltage
VIL
-
-
0.8
V
Input Current
IIND
-1
-
+1
µA
<Digital Output Characteristics>
Output High Voltage
VOH
VD-0.5
-
-
V
IL=200µA
Output Low Voltage
VOL
-
-
0.4
V
IL=-1.0mA
Leakage current
in the high-impedance state
IOZ
-1
-
+1
µA
Output Coding
Straight Binary
<Power Supply Characteristics>
Supply Current (Operational)
IDD1
-
1.3
2.1
mA
VDD=5.25V, VIN=VDD/2,
fSAMPLE=220kSPS
IDD2
-
0.4
0.94
mA
VDD=3.6V, VIN=VDD/2,
fSAMPLE=220kSPS
Supply Current (Power Down)
IPD1
-1
0
+1
µA
VDD=5.25V, VIN=GND,
fSAMPLE=0SPS, fSCLK=0Hz
IPD2
-1
0
+1
µA
VDD=5.25V, VIN=GND,
fSAMPLE=0SPS, fSCLK=0Hz
<AC characteristic>
Clock Frequency
fSCLK
0.8
-
3.52
MHz
Sample Rate
fSAMPLE
50
-
220
kSPS
Conversion Time
tCONVERT
-
13
-
SCLK
Clock Duty Cycle
DC
40
-
60
%
Acquisition Time
tACQ
-
3
-
SCLK
Throughput Time
tTP
-
16
-
SCLK
Timing Specifications
(Unless otherwise specified, VDD=2.7 to 5.25V, fSCLK=0.8 to 3.52MHz, fSAMPLE=50 to 220kSPS, CL=10pF, TA=25°C)
Parameter
Symbol
Limits
Unit
Condition
Min
Typ
Max
CSB Setup Time
tCS
10
-
-
ns
DOUT Access Time
tDACC
-
-
27
ns
DIN Setup Time
tDS
10
-
-
ns
DIN Hold Time
tDH
10
-
-
ns
DOUT Enable Time
tEN
-
-
30
ns
DOUT Disable Time
tDIS
-
-
20
ns


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