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参数资料
| 型号： | MAX4940BETN+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/18页 |
| 文件大小： | 0K |
| 描述： | IC DGTL PULSER HI-VOLT 56TQFN |
| 标准包装： | 2,500 |
| 应用： | 医疗用超声波成像，声纳 |
| 电源电压： | 2.37 V ~ 6 V |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | * |
| 封装/外壳： | * |
| 供应商设备封装： | * |
| 包装： | * |
Dual/Quad, Unipolar/Bipolar,
High-Voltage Digital Pulsers
ELECTRICAL CHARACTERISTICS (continued)
(V DD = +3V, V CC = +12V, V EE = -12V, V PP_ = +100V, V NN_ = -100V, T A = T MIN to T MAX , unless otherwise noted. Typical values are
at T A = +25 N C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Low-Side Output Impedance
(MAX4940A)
High-Side Output Impedance
(MAX4940A)
Low-Side Signal CLAMP Output
Impedance
High-Side Signal CLAMP Output
Impedance
R OLS
R OHS
R OLSC
R OHSC
I OUT_ = -50mA
I OUT_ = -50mA
I OUT_ = -50mA
I OUT_ = -50mA
V CC = +12V Q 5%
V CC = +5V Q 5%
V CC = +12V Q 5%
V CC = +5V Q 5%
V CC = +12V Q 5%
V CC = +5V Q 5%
V CC = +12V Q 5%
V CC = +5V Q 5%
8.5
10.0
11.5
13.0
18.7
20
26.5
37.0
17
21
17
21
45
60
45
60
I
I
I
I
PEAK CURRENT
Low-Side Output Current
High-Side Output Current
Low-Side Output Current Clamp
High-Side Output Current Clamp
Off-Output Capacitance
Off-Output Leakage Current
I OL
I OH
I OLC
I OHC
C O(OFF)
I LK
V CC = +12V Q 5%, V OUT_ - V NN_ = 100V
V CC = +12V Q 5%, V OUT_ - V PP_ = 100V
V CC = +12V Q 5%, V OUT_ = +40V
V CC = +12V Q 5%, V OUT_ = +40V
MAX4940, MAX4940A (OUT1_)
MAX4940A (OUT2_)
V NN_ = -100V, V PP_ = +100V, V EN = 0,
V OUT_ = -100V to +100V
1.3
1.3
0.47
0.47
2.0
2.0
0.9
0.9
75
45
Q 1
A
A
A
pF
F A
GATE-SOURCE RESISTANCE
Gate-Source Resistance
R GS
V EN = V DD
5
7.5
10
k I
DYNAMIC CHARACTERISTICS (R L = 100 I , C L = 100pF, unless otherwise noted)
Logic Input-to-Output Rise
Propagation Delay (Figure 1)
Logic Input-to-Output Fall
Propagation Delay (Figure 1)
Logic Input-to-Output Rise
Propagation Delay Clamp
(Figure 1)
Logic Input-to-Output Fall
Propagation Delay Clamp
(Figure 1)
t PLH
t PHL
t PLO
t PHO
INN_/INP_ at 50% to OUT_ 10/90%,
V CC = +12V, V PP_ = +5V, V NN_ = -5V
INN_/INP_ at 50% to OUT_ 10/90%,
V CC = +12V, V PP_ = +5V, V NN_ = -5V
INN_/INP_ at 50% to OUT_ 10/90%,
V CC = +12V, V PP_ = +5V, V NN_ = -5V
INN_/INP_ at 50% to OUT_ 10/90%,
V CC = +12V, V PP_ = +5V, V NN_ = -5V
15
15
15
15
ns
ns
ns
ns
OUT_ Rise Time (GND to V PP_ )
(Figure 1)
OUT_ Rise Time (V NN_ to V PP_ )
(Figure 1)
OUT_ Fall Time (GND to V NN_ )
(Figure 1)
OUT_ Fall Time (V PP_ to V NN_ )
(Figure 1)
OUT_ Rise Time (V NN_ to GND)
(Figure 1)
t ROP
t RNP
t FON
t FPN
t RNO
V PP_ = +100V, V NN_ = -100V, 10% to 90%,
V CC_ = +12V Q 5% , V EE_ = -V CC_
V PP_ = +100V, V NN_ = -100V, 10% to 90%,
V CC_ = +12V Q 5% , V EE_ = -V CC_
V PP_ = +100V, V NN_ = -100V, 10% to 90%,
V CC_ = +12V Q 5% , V EE_ = -V CC_
V PP_ = +100V, V NN_ = -100V, 10% to 90%,
V CC = +12V Q 5%, V EE_ = -V CC_
V PP_ = +100V, V NN_ = -100V, 10% to 90%,
V CC = +12V Q 5%, V EE_ = -V CC_
9
10.5
9
10.5
17
20
35
20
35
35
ns
ns
ns
ns
ns
4
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