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参数资料
| 型号： | MAX4940BETN+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 5/18页 |
| 文件大小： | 0K |
| 描述： | IC DGTL PULSER HI-VOLT 56TQFN |
| 标准包装： | 37 |
| 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
OUT_ Fall Time (V PP_ to GND)
(Figure 1)
SYMBOL
t FPO
CONDITIONS
V PP_ = +100V, V NN_ = -100V, 10% to 90%,
V CC = +12V Q 5%, V EE_ = -V CC_
MIN
TYP
17
MAX
35
UNITS
ns
Output Enable Time from EN
(Figure 2)
Output Disable Time from EN
(Figure 2)
2nd Harmonic Distortion LV
2nd Harmonic Distortion HV
t EN
t DI
THD2_LV
THD2_HV
V PP_ = +5V, V NN_ = -5V
V PP_ = +5V, V NN_ = -5V
f OUT_ = 5MHz, V PP_ = -V NN_ = +5V,
V CC = +12V
f OUT_ = 5MHz, V PP_ = -V NN_ = +50V, V CC
= +12V, 10 periods
-40
-45
100
150
ns
ns
dB
dB
f OUT_ = 5MHz, V PP_ = -V NN_ = +50V,
Pulse Cancellation
2HD
V CC = +12V, 10 periods, 1st harmonic
-43
dB
cancellation
RMS Output Jitter
t J
10
ps
Crosstalk
CT
Adjacent channel s, f = 5MHz
-60
dB
Note 2: Specifications are guaranteed for the stated global conditions, unless otherwise noted. 100% production tested at
T A = +70 N C. Specifications at T A = 0 N C are guaranteed by design.
Typical Operating Characteristics
(V DD = +3.3V, V CC = +12V, V EE = -12V, V PP_ = +100V, V NN_ = -100V, f OUT = 5MHz, R L = 100 I , C L = 100pF, T A = +25 N C, unless
otherwise noted.)
0.50
0.48
0.46
0.44
0.42
I CC vs. OUTPUT FREQUENCY
4 PULSES, PRF = 10kHz
RL = 100 I
CL = 100pF
40
35
30
25
I CC vs. OUTPUT FREQUENCY
CONTINUOUS SWITCHING,
V PP_ = V CC = +5V,
V NN_ = V EE = -5V,
V DD = +3.3V
R L = 100 I
C L = 100pF
0.50
0.48
0.46
0.44
0.42
I CC vs. TEMPERATURE
4 PULSES AT 10MHz, PRF = 10kHz
0.40
0.38
0.36
0.34
0.32
20
15
10
5
0.40
0.38
0.36
0.34
0.32
0.30
1
3
5
7
9
11
13
15
0
1
2
3
4
5
6
7
8
9
10
0.30
0
10
20
30
40
50
60
70
FREQUENCY (MHz)
FREQUENCY (MHz)
TEMPERATURE ( N C)
_______________________________________________________________________________________
5
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